Are low-dose oral contraceptives safer and better?
Hannaford
P C
PC
D003276:Contraceptives, Oral / Q000008:administration & dosage* / Q000009:adverse effects*; D004997:Ethinyl Estradiol / Q000008:administration & dosage; D005260:Female; D006801:Humans; D011372:Progestins / Q000008:administration & dosage
D003276:Contraceptives, Oral; D011372:Progestins; D004997:Ethinyl Estradiol