Hormonal contraception, immune responses, and pelvic inflammatory disease.
Savaris
Ricardo
R
D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003277:Contraceptives, Oral, Combined; D005260:Female; D006801:Humans; D015994:Incidence; D000292:Pelvic Inflammatory Disease / Q000453:epidemiology / Q000276:immunology*
D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined