title: Systematic review of hormonal contraception and risk of HIV transmission: when to resist meta-analysis.
authors.affiliation: Department of Sexually Transmitted Diseases, University College London Medical School, UK.
authors.forename: J M
authors.initials: JM
authors.lastname: Stephenson
mesh_terms: D005260:Female; D006801:Humans; D003267:Contraception / Q000009:adverse effects; D003270:Contraceptive Agents; D004195:Disease Models, Animal; D015658:HIV Infections / Q000635:transmission; D015201:Meta-Analysis as Topic; D012307:Risk Factors
chemical_list: D003270:Contraceptive Agents