title: Gardasil 9--a broader HPV vaccine.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004311:Double-Blind Method; D000068857:Human Papillomavirus Recombinant Vaccine Quadrivalent, Types 6, 11, 16, 18 / Q000276:immunology*; D006801:Humans; D027383:Papillomaviridae / Q000276:immunology*; D030361:Papillomavirus Infections / Q000276:immunology* / Q000517:prevention & control*; D053918:Papillomavirus Vaccines / Q000276:immunology*; D016032:Randomized Controlled Trials as Topic; D014481:United States; D014486:United States Food and Drug Administration; D055815:Young Adult
chemical_list: D000068857:Human Papillomavirus Recombinant Vaccine Quadrivalent, Types 6, 11, 16, 18; D053918:Papillomavirus Vaccines