title: Pelvic inflammatory disease epidemiology: what do we know and what do we need to know?
authors.affiliation: HIV and STD Division, Communicable Disease Surveillance Centre, London. isimms@phls.nhs.uk
authors.forename: I
authors.initials: I
authors.lastname: Simms
authors.forename: J M
authors.initials: JM
authors.lastname: Stephenson
mesh_terms: D000293:Adolescent; D000328:Adult; D017677:Age Distribution; D017281:Cost of Illness; D005260:Female; D005544:Forecasting; D006801:Humans; D015994:Incidence; D000292:Pelvic Inflammatory Disease / Q000191:economics / Q000453:epidemiology* / Q000517:prevention & control; D015995:Prevalence; D012106:Research; D012307:Risk Factors; D006113:United Kingdom / Q000453:epidemiology