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Netherlands
Sexual Behavior
Prostitution
Male Homosexuality
Risk Factors
Prevalence
Cross-Sectional Studies
Chlamydia trachomatis
Sexual Partners
Papillomaviridae
Chlamydia Infections
Sexually Transmitted Diseases
HIV Infections
Hepatitis B
Pregnancy Complications, Infectious
Papillomavirus Infections
HIV Seropositivity
Antibodies, Viral
Pregnancy
Genotype
Co-Publications
45
25
12
10
9
7
6
5
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