title: Are randomised controlled trials always required?
authors.affiliation: Gertrude H Sergievsky Center, College of Physicians and Surgeons, Columbia University, New York, NY, USA; Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, USA. Electronic address: LK24@columbia.edu.
authors.forename: Louise
authors.initials: L
authors.lastname: Kuhn
authors.affiliation: Gertrude H Sergievsky Center, College of Physicians and Surgeons, Columbia University, New York, NY, USA; Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, USA; HIV Center for Clinical and Behavioral Studies, New York State Psychiatric Institute, New York, NY.
authors.forename: Zena
authors.initials: Z
authors.lastname: Stein
authors.affiliation: Department of Anthropology, Hunter College and the Graduate Center, City University of New York (CUNY), New York, NY.
authors.forename: Ida
authors.initials: I
authors.lastname: Susser
mesh_terms: D000282:Administration, Intravaginal; D000891:Anti-Infective Agents, Local / Q000008:administration & dosage*; D019317:Evidence-Based Medicine; D005260:Female; D019983:Guideline Adherence; D017408:Guidelines as Topic; D015658:HIV Infections / Q000517:prevention & control*; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D000068698:Tenofovir / Q000008:administration & dosage*; D016387:Women's Health
chemical_list: D000891:Anti-Infective Agents, Local; D000068698:Tenofovir