title: Oral contraception update: focus on a new progestin. November 2002.
mesh_terms: D000736:Androstenes; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D011372:Progestins / Q000009:adverse effects
chemical_list: D000736:Androstenes; D003277:Contraceptives, Oral, Combined; D011372:Progestins; D004997:Ethinyl Estradiol; C035144:drospirenone