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Migraine Disorders
Absenteeism
Questionnaires
Cost Benefit Analysis
Occupations
Sumatriptan
Serotonin Receptor Agonists
Vasoconstrictor Agents
United States
Pennsylvania
Economics, Pharmaceutical
Retrospective Studies
Quality of Life
Reproducibility of Results
Insurance Coverage
Efficiency
Workplace
Cost of Illness
Efficiency, Organizational
Occupational Health
Co-Publications
6
5
3
2
1
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