FIND

researchers

DISCOVER

relevant articles

PROMOTE

your research

now for free

Jay Wenger

Research Profile

Living Beings

Disorders

Geographic Areas

Procedures

Concepts & Ideas

Chemicals & Drugs

Phenomena

Disease Outbreaks

Co-author Network

Publications

TOP 3
Karen Rudolph; Jay Wenger; Tammy Zulz; Debby A Hurlburt; Alisa L Reasonover; Michael Bruce; Dana Bruden; Marcella Harker-Jones; Thomas Hennessy
Epidemiology of pneumococcal serotype 6A and 6C among invasive and carriage isolates from Alaska, 1986-2009.
Karen Miernyk; Jay Wenger; Carolynn Debyle; Marcella Harker-Jones; Thomas Hennessy; Kimberlee Boyd Hummel; Karen Rudolph
Serotyping of Streptococcus pneumoniae isolates from nasopharyngeal samples: use of an algorithm combining microbiologic, serologic, and sequential multiplex PCR techniques.
Nicholas C Grassly; Hamid Jafari; Sunil Bahl; Sunita Durrani; Jay Wenger; Roland W Sutter; R Bruce Aylward
Asymptomatic wild-type poliovirus infection in India among children with previous oral poliovirus vaccination.

Register for free to view:

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the research activity
of experts around the globe

Geonetwork of Jay Wenger (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

All Publications

2013: Karen Rudolph; Jay Wenger; Tammy Zulz; Debby A Hurlburt; Alisa L Reasonover; Michael Bruce; Dana Bruden; Marcella Harker-Jones; Thomas Hennessy
Epidemiology of pneumococcal serotype 6A and 6C among invasive and carriage isolates from Alaska, 1986-2009.
Diagnostic microbiology and infectious disease 2013;75(3):271-6.
2011: Karen Miernyk; Jay Wenger; Carolynn Debyle; Marcella Harker-Jones; Thomas Hennessy; Kimberlee Boyd Hummel; Karen Rudolph
Serotyping of Streptococcus pneumoniae isolates from nasopharyngeal samples: use of an algorithm combining microbiologic, serologic, and sequential multiplex PCR techniques.
Journal of clinical microbiology 2011;49(9):3209-14.
2010: Nicholas C Grassly; Hamid Jafari; Sunil Bahl; Sunita Durrani; Jay Wenger; Roland W Sutter; R Bruce Aylward
Asymptomatic wild-type poliovirus infection in India among children with previous oral poliovirus vaccination.
The Journal of infectious diseases 2010;201(10):1535-43.
2010: naman shah; Ashok Talyan; Vibhour Jain; Sunil D Khaparde; Sunil Bahl; Yvan Hutin; Jay Wenger
Improving polio vaccination during supplementary campaigns at areas of mass transit in India.
BMC public health 2010;10():243.
2009: J J Rainey; P Bhatnagar; C F Estivariz; Sunita Durrani; M Galway; H Sandhu; S Bahl; Hamid Jafari; Jay Wenger
Providing monovalent oral polio vaccine type 1 to newborns: findings from a pilot birth-dose project in Moradabad district, India.
Bulletin of the World Health Organization 2009;87(12):955-9.
2009: Nicholas C Grassly; Hamid Jafari; Sunil Bahl; Sunita Durrani; Jay Wenger; Roland W Sutter; R Bruce Aylward
Mucosal immunity after vaccination with monovalent and trivalent oral poliovirus vaccine in India.
The Journal of infectious diseases 2009;200(5):794-801.
2007: Sunil Bahl; Madhav Ram; Sunita Durrani; Jay Wenger
Surveillance of acute flaccid paralysis in India.
Lancet 2007;370(9582):130; author reply 131.
2007: Nicholas C Grassly; Jay Wenger; Sunita Durrani; Sunil Bahl; Jagadish M Deshpande; Roland W Sutter; David L Heymann; R Bruce Aylward
Protective efficacy of a monovalent oral type 1 poliovirus vaccine: a case-control study.
Lancet 2007;369(9570):1356-62.
2006: Nicholas C Grassly; Christophe Fraser; Jay Wenger; Jagadish M Deshpande; Roland W Sutter; David L Heymann; R Bruce Aylward
New strategies for the elimination of polio from India.
Science (New York, N.Y.) 2006;314(5802):1150-3.
2005: Karan S Sagar; Hashim Abdelmalik; Jay Wenger; P Haldar; Naresh Goel; Craig Burgess
Routine immunisation in India.
Journal of the Indian Medical Association 2005;103(12):676-8.
2005: Jagadish M Deshpande; Madhav Ram; Sunita Durrani; Jay Wenger
Detecting polio through surveillance for acute flaccid paralysis (AFP).
Journal of the Indian Medical Association 2005;103(12):671-5.
2005: Sunil Bahl; P Biswal; S Sarkar; Julie Jenks; Tim Petersen; Jay Wenger
Polio eradication in India: current status.
Journal of the Indian Medical Association 2005;103(12):669-70, 678.
2005: Keith Feldon; Sunil Bahl; Pankaj Bhatnagar; Jay Wenger
Severe vitamin A deficiency in India during pulse polio immunization.
The Indian journal of medical research 2005;122(3):265-7.
2004: Daniel R Feikin; Christopher B Nelson; James P Watt; Ezzeddine Mohsni; Jay Wenger; Orin S Levine
Rapid assessment tool for Haemophilus influenzae type b disease in developing countries.
Emerging infectious diseases 2004;10(7):1270-6.
2002: J A D Leake; M L Kone; A A Yada; L F Barry; G Traore; A Ware; T Coulibaly; A Berthe; H Mambu Ma Disu; Nancy E Rosenstein; Brian D Plikaytis; K Esteves; J Kawamata; Jay Wenger; David L Heymann; Bradley A Perkins
Early detection and response to meningococcal disease epidemics in sub-Saharan Africa: appraisal of the WHO strategy.
Bulletin of the World Health Organization 2002;80(5):342-9.
2002: Orin S Levine; Jay Wenger
Defining the burden of Hib disease in India.
Indian pediatrics 2002;39(1):5-11.
2001: Jay Wenger
Vaccines for the developing world: current status and future directions.
Vaccine 2001;19(13-14):1588-91.
1999: M A Miller; Jay Wenger; Nancy E Rosenstein; Bradley Perkins
Evaluation of meningococcal meningitis vaccination strategies for the meningitis belt in Africa.
The Pediatric infectious disease journal 1999;18(12):1051-9.
1999: Jay Wenger; J DiFabio; J M Landaverde; Orin S Levine; T Gaafar
Introduction of Hib conjugate vaccines in the non-industrialized world: experience in four 'newly adopting' countries.
Vaccine 1999;18(7-8):736-42.
1999: H S Jafari; William G Adams; K A Robinson; Brian D Plikaytis; Jay Wenger
Efficacy of Haemophilus influenzae type b conjugate vaccines and persistence of disease in disadvantaged populations. The Haemophilus Influenzae Study Group.
American journal of public health 1999;89(3):364-8.
1998: Jay Wenger
Informal workshop on potential regulatory and 2 licensing issues for pneumococcal conjugate vaccines. 13 June 1998, Helsingor, Denmark.
Biologicals : journal of the International Association of Biological Standardization 1998;26(4):357-60.
1998: Jay Wenger
Epidemiology of Haemophilus influenzae type b disease and impact of Haemophilus influenzae type b conjugate vaccines in the United States and Canada.
The Pediatric infectious disease journal 1998;17(9 Suppl):S132-6.
1998: Bradley A Perkins; K Jonsdottir; H Briem; E Griffiths; Brian D Plikaytis; E A Hoiby; Einar Rosenqvist; J Holst; H Nokleby; Franklin Sotolongo; V.Gustavo Sierra; H C Campa; George M Carlone; D Williams; Janet K Dykes; D Kapczynski; E Tikhomirov; Jay Wenger; Claire V Broome
Immunogenicity of two efficacious outer membrane protein-based serogroup B meningococcal vaccines among young adults in Iceland.
The Journal of infectious diseases 1998;177(3):683-91.
1998: Nancy E Rosenstein; Orin S Levine; J P Taylor; D Evans; Brian D Plikaytis; Jay Wenger; Bradley A Perkins
Efficacy of meningococcal vaccine and barriers to vaccination.
JAMA : the journal of the American Medical Association 1998;279(6):435-9.
1998: Orin S Levine; Jay Wenger; Y B Perkins; Nancy E Rosenstein; Anne Schuchat
Haemophilus influenzae type B infection.
Bulletin of the World Health Organization 1998;76 Suppl 2():131-2.
1998: Charles R Vitek; Jay Wenger
Diphtheria.
Bulletin of the World Health Organization 1998;76 Suppl 2():129-30.
1997: Jay Wenger; E Tikhomirov; D Barakamfitiye; O Bele; David L Heymann
Meningococcal vaccine in sub-Saharan Africa.
Lancet 1997;350(9092):1709; author reply 1709-10.
1997: Anne Schuchat; K Robinson; Jay Wenger; Lee H Harrison; Monica M Farley; Arthur Reingold; Lewis Lefkowitz; Bradley A Perkins
Bacterial meningitis in the United States in 1995. Active Surveillance Team.
The New England journal of medicine 1997;337(14):970-6.
1997: Marc Fischer; Katrina Hedberg; P Cardosi; Brian D Plikaytis; FC Hoesly; K R Steingart; T A Bell; David W Fleming; Jay Wenger; Bradley A Perkins
Tobacco smoke as a risk factor for meningococcal disease.
The Pediatric infectious disease journal 1997;16(10):979-83.
1997: Kristine M Bisgard; Jay Wenger
Recommendations for the use of Haemophilus influenzae type b vaccines among children in the United States.
Pediatric annals 1997;26(6):361-5.
1997: K M Zangwill; Anne Schuchat; F X Riedo; Robert W Pinner; D T Koo; Michael W Reeves; Jay Wenger
School-based clusters of meningococcal disease in the United States. Descriptive epidemiology and a case-control analysis.
JAMA : the journal of the American Medical Association 1997;277(5):389-95.
1997: JS Swartley; A A Marfin; Srilatha Edupuganti; LJ Liu; Paul R Cieslak; B Perkins; Jay Wenger; David S Stephens
Capsule switching of Neisseria meningitidis.
Proceedings of the National Academy of Sciences of the United States of America 1997;94(1):271-6.
1997: Cynthia G Whitney; Brian D Plikaytis; W S Gozansky; Jay Wenger; Anne Schuchat
Prevention practices for perinatal group B streptococcal disease: a multi-state surveillance analysis. Neonatal Group B Streptococcal Disease Study Group.
Obstetrics and gynecology 1997;89(1):28-32.
1996: Lisa A Jackson; E Russell Alexander; C A DeBolt; P D Swenson; Janice Boase; M G McDowell; Michael W Reeves; Jay Wenger
Evaluation of the use of mass chemoprophylaxis during a school outbreak of enzyme type 5 serogroup B meningococcal disease.
The Pediatric infectious disease journal 1996;15(11):992-8.
1996: Tanja Popovic; S Y Kombarova; Michael W Reeves; H Nakao; Izabella Mazurova; Melinda Wharton; I K Wachsmuth; Jay Wenger
Molecular epidemiology of diphtheria in Russia, 1985-1994.
The Journal of infectious diseases 1996;174(5):1064-72.
1996: Jordan W Tappero; Roshan Reporter; Jay Wenger; B A Ward; Michael W Reeves; T S Missbach; Brian D Plikaytis; Laurene Mascola; Anne Schuchat
Meningococcal disease in Los Angeles County, California, and among men in the county jails.
The New England journal of medicine 1996;335(12):833-40.
1996: G Urwin; J A Krohn; K Deaver-Robinson; Jay Wenger; Monica M Farley
Invasive disease due to Haemophilus influenzae serotype f: clinical and epidemiologic characteristics in the H. influenzae serotype b vaccine era. The Haemophilus influenzae Study Group.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1996;22(6):1069-76.
1996: J C Mohle-Boetani; Jane E Koehler; Timothy G Berger; Philip E LeBoit; Carol A Kemper; Arthur Reingold; Brian D Plikaytis; Jay Wenger; Jordan W Tappero
Bacillary angiomatosis and bacillary peliosis in patients infected with human immunodeficiency virus: clinical characteristics in a case-control study.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1996;22(5):794-800.
1996: Peter B Imrey; Lisa A Jackson; P H Ludwinski; Albert C. England Iii; G A Fella; B C Fox; L B Isdale; Michael W Reeves; Jay Wenger
Outbreak of serogroup C meningococcal disease associated with campus bar patronage.
American journal of epidemiology 1996;143(6):624-30.
1996: Jordan W Tappero; Ali S Khan; Robert W Pinner; Jay Wenger; J M Graber; Lori R Armstrong; Robert C Holman; Thomas G Ksiazek; R F Khabbaz
Utility of emergency, telephone-based national surveillance for Hantavirus pulmonary syndrome. Hantavirus Task Force.
JAMA : the journal of the American Medical Association 1996;275(5):398-400.
1995: David S Stephens; Rana A Hajjeh; Wendy Baughman; R C Harvey; Jay Wenger; Monica M Farley
Sporadic meningococcal disease in adults: results of a 5-year population-based study.
Annals of internal medicine 1995;123(12):937-40.
1995: Peter B Imrey; Lisa A Jackson; P H Ludwinski; Albert C. England Iii; G A Fella; B C Fox; L B Isdale; Michael W Reeves; Jay Wenger
Meningococcal carriage, alcohol consumption, and campus bar patronage in a serogroup C meningococcal disease outbreak.
Journal of clinical microbiology 1995;33(12):3133-7.
1995: V M Mikhailovich; V G Melnikov; Izabella Mazurova; I K Wachsmuth; Jay Wenger; Melinda Wharton; H Nakao; Tanja Popovic
Application of PCR for detection of toxigenic Corynebacterium diphtheriae strains isolated during the Russian diphtheria epidemic, 1990 through 1994.
Journal of clinical microbiology 1995;33(11):3061-3.
1995: Lisa A Jackson; R Hilsdon; Monica M Farley; Lee H Harrison; Arthur Reingold; Brian D Plikaytis; Jay Wenger; Anne Schuchat
Risk factors for group B streptococcal disease in adults.
Annals of internal medicine 1995;123(6):415-20.
1995: Hamid Jafari; Anne Schuchat; R Hilsdon; Cynthia G Whitney; Kathleen E Toomey; Jay Wenger
Barriers to prevention of perinatal group B streptococcal disease.
The Pediatric infectious disease journal 1995;14(8):662-7.
1995: Jordan W Tappero; Bradley A Perkins; Jay Wenger; Timothy G Berger
Cutaneous manifestations of opportunistic infections in patients infected with human immunodeficiency virus.
Clinical microbiology reviews 1995;8(3):440-50.
1995: Lisa A Jackson; Anne Schuchat; R D Gorsky; Jay Wenger
Should college students be vaccinated against meningococcal disease? A cost-benefit analysis.
American journal of public health 1995;85(6):843-5.
1995: Jordan W Tappero; Anne Schuchat; K A Deaver; Laurene Mascola; Jay Wenger
Reduction in the incidence of human listeriosis in the United States. Effectiveness of prevention efforts? The Listeriosis Study Group.
JAMA : the journal of the American Medical Association 1995;273(14):1118-22.
1995: Michael W Reeves; Bradley A Perkins; Jay Wenger
Epidemic-associated Neisseria meningitidis detected by multilocus enzyme electrophoresis.
Emerging infectious diseases 1995;1(2):53-4.
1995: Tanja Popovic; Melinda Wharton; Jay Wenger; L McIntyre; I K Wachsmuth
Are we ready for diphtheria? A report from the Diphtheria Diagnostic Workshop, Atlanta, 11 and 12 July 1994.
The Journal of infectious diseases 1995;171(4):765-7.
1995: Lisa A Jackson; Anne Schuchat; Michael W Reeves; Jay Wenger
Serogroup C meningococcal outbreaks in the United States. An emerging threat.
JAMA : the journal of the American Medical Association 1995;273(5):383-9.
1994: Anne Schuchat; K Deaver-Robinson; Brian D Plikaytis; K M Zangwill; J Mohle-Boetani; Jay Wenger
Multistate case-control study of maternal risk factors for neonatal group B streptococcal disease. The Active Surveillance Study Group.
The Pediatric infectious disease journal 1994;13(7):623-9.
1994: Kenneth C Schoendorf; William G Adams; JL Kiely; Jay Wenger
National trends in Haemophilus influenzae meningitis mortality and hospitalization among children, 1980 through 1991.
Pediatrics 1994;93(4):663-8.
1994: K M Zangwill; R W Stout; George M Carlone; LB Pais; H Harekeh; S Mitchell; W H Wolfe; V Blackwood; Brian D Plikaytis; Jay Wenger
Duration of antibody response after meningococcal polysaccharide vaccination in US Air Force personnel.
The Journal of infectious diseases 1994;169(4):847-52.
1994: Lisa A Jackson; Fred C Tenover; C Baker; Brian D Plikaytis; Michael W Reeves; S A Stocker; R E Weaver; Jay Wenger
Prevalence of Neisseria meningitidis relatively resistant to penicillin in the United States, 1991. Meningococcal Disease Study Group.
The Journal of infectious diseases 1994;169(2):438-41.
1994: Anne Schuchat; Jay Wenger
Epidemiology of group B streptococcal disease. Risk factors, prevention strategies, and vaccine development.
Epidemiologic reviews 1994;16(2):374-402.
1993: Lisa A Jackson; Bradley A Perkins; Jay Wenger
Cat scratch disease in the United States: an analysis of three national databases.
American journal of public health 1993;83(12):1707-11.
1993: Jay Wenger
Impact of Haemophilus influenzae type b vaccines on the epidemiology of bacterial meningitis.
Infectious agents and disease 1993;2(5):324-32.
1993: R L Jurado; Monica M Farley; E Pereira; R C Harvey; Anne Schuchat; Jay Wenger; David S Stephens
Increased risk of meningitis and bacteremia due to Listeria monocytogenes in patients with human immunodeficiency virus infection.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1993;17(2):224-7.
1993: K M Zangwill; D H Hamilton; Bradley A Perkins; Russell Regnery; Brian D Plikaytis; James L Hadler; Mattew L Cartter; Jay Wenger
Cat scratch disease in Connecticut. Epidemiology, risk factors, and evaluation of a new diagnostic test.
The New England journal of medicine 1993;329(1):8-13.
1993: J C Mohle-Boetani; Gloria W Ajello; E Breneman; K A Deaver; C Harvey; Brian D Plikaytis; Monica M Farley; David S Stephens; Jay Wenger
Carriage of Haemophilus influenzae type b in children after widespread vaccination with conjugate Haemophilus influenzae type b vaccines.
The Pediatric infectious disease journal 1993;12(7):589-93.
1993: Monica M Farley; R C Harvey; T Stull; J D Smith; Anne Schuchat; Jay Wenger; David S Stephens
A population-based assessment of invasive disease due to group B Streptococcus in nonpregnant adults.
The New England journal of medicine 1993;328(25):1807-11.
1993: Anne Schuchat; K Deaver; Peggy S Hayes; L Graves; Laurene Mascola; Jay Wenger
Gastrointestinal carriage of Listeria monocytogenes in household contacts of patients with listeriosis.
The Journal of infectious diseases 1993;167(5):1261-2.
1993: Jordan W Tappero; J Mohle-Boetani; Jane E Koehler; Bala Swaminathan; Timothy G Berger; Philip E LeBoit; L L Smith; Jay Wenger; Robert W Pinner; Carol A Kemper
The epidemiology of bacillary angiomatosis and bacillary peliosis.
JAMA : the journal of the American Medical Association 1993;269(6):770-5.
1993: Gerald McLaughlin; D K Howe; D R Biggs; A R Smith; P Ludwinski; B C Fox; D N Tripathy; C E Frasch; Jay Wenger; R B Carey
Amplification of rDNA loci to detect and type Neisseria meningitidis and other eubacteria.
Molecular and cellular probes 1993;7(1):7-17.
1993: William G Adams; K A Deaver; Stephen L Cochi; Brian D Plikaytis; E R Zell; Claire V Broome; Jay Wenger
Decline of childhood Haemophilus influenzae type b (Hib) disease in the Hib vaccine era.
JAMA : the journal of the American Medical Association 1993;269(2):221-6.
1993: Lisa A Jackson; Arnold F Kaufmann; William G Adams; M B Phelps; C Andreasen; C W Langkop; B J Francis; Jay Wenger
Outbreak of leptospirosis associated with swimming.
The Pediatric infectious disease journal 1993;12(1):48-54.
1992: Bradley A Perkins; Bala Swaminathan; Lisa A Jackson; D J Brenner; Jay Wenger; Russell Regnery; D J Wear
Case 22-1992--pathogenesis of cat scratch disease.
The New England journal of medicine 1992;327(22):1599-601.
1992: K M Zangwill; Anne Schuchat; Jay Wenger
Group B streptococcal disease in the United States, 1990: report from a multistate active surveillance system.
MMWR. CDC surveillance summaries : Morbidity and mortality weekly report. CDC surveillance summaries / Centers for Disease Control 1992;41(6):25-32.
1992: Bradley A Perkins; Maria Lucia C Tondella; I M Bortolotto; O A Takano; G A da Silva; K Irino; Maria Cristina C Brandileone; Lee H Harrison; Jay Wenger; Claire V Broome
Comparative efficacy of oral rifampin and topical chloramphenicol in eradicating conjunctival carriage of Haemophilus influenzae biogroup aegyptius. Brazilian Purpuric Fever Study Group.
The Pediatric infectious disease journal 1992;11(9):717-21.
1992: Monica M Farley; David S Stephens; R C Harvey; R K Sikes; Jay Wenger
Incidence and clinical characteristics of invasive Haemophilus influenzae disease in adults. CDC Meningitis Surveillance Group.
The Journal of infectious diseases 1992;165 Suppl 1():S42-3.
1992: Jay Wenger; R Pierce; K Deaver; R Franklin; G Bosley; N Pigott; Claire V Broome
Invasive Haemophilus influenzae disease: a population-based evaluation of the role of capsular polysaccharide serotype. Haemophilus Influenzae Study Group.
The Journal of infectious diseases 1992;165 Suppl 1():S34-5.
1992: Monica M Farley; David S Stephens; P S Brachman; R C Harvey; J D Smith; Jay Wenger
Invasive Haemophilus influenzae disease in adults. A prospective, population-based surveillance. CDC Meningitis Surveillance Group.
Annals of internal medicine 1992;116(10):806-12.
1992: Robert W Pinner; Anne Schuchat; Bala Swaminathan; Peggy S Hayes; K A Deaver; R E Weaver; Brian D Plikaytis; M Reeves; Claire V Broome; Jay Wenger
Role of foods in sporadic listeriosis. II. Microbiologic and epidemiologic investigation. The Listeria Study Group.
JAMA : the journal of the American Medical Association 1992;267(15):2046-50.
1992: Anne Schuchat; K A Deaver; Jay Wenger; Brian D Plikaytis; Laurene Mascola; Robert W Pinner; A L Reingold; Claire V Broome
Role of foods in sporadic listeriosis. I. Case-control study of dietary risk factors. The Listeria Study Group.
JAMA : the journal of the American Medical Association 1992;267(15):2041-5.
1991: Jay Wenger; R Pierce; K A Deaver; Brian D Plikaytis; R R Facklam; Claire V Broome
Efficacy of Haemophilus influenzae type b polysaccharide-diphtheria toxoid conjugate vaccine in US children aged 18-59 months. Haemophilus Influenzae Vaccine Efficacy Study Group.
Lancet 1991;338(8764):395-8.
1991: Peggy S Hayes; L M Graves; Gloria W Ajello; Bala Swaminathan; R E Weaver; Jay Wenger; Anne Schuchat; Claire V Broome
Comparison of cold enrichment and U.S. Department of Agriculture methods for isolating Listeria monocytogenes from naturally contaminated foods. The Listeria Study Group.
Applied and environmental microbiology 1991;57(8):2109-13.
1991: James C Thomas; N S Bendana; S H Waterman; M Rathbun; G Arakere; Carl E Frasch; Jay Wenger; V Magsombol; J H Clark
Risk factors for carriage of meningococcus in the Los Angeles County men's jail system.
American journal of epidemiology 1991;133(3):286-95.
1990: Jay Wenger; Lee H Harrison; A Hightower; Claire V Broome
Day care characteristics associated with Haemophilus influenzae disease. Haemophilus influenzae Study Group.
American journal of public health 1990;80(12):1455-8.