Choosing an oral contraceptive.
Weisberg
E
E
D003277:Contraceptives, Oral, Combined / Q000009:adverse effects / Q000627:therapeutic use*; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects / Q000627:therapeutic use*; D005260:Female; D006801:Humans
D003277:Contraceptives, Oral, Combined; D003278:Contraceptives, Oral, Hormonal