Hormonal implants: the next wave of contraceptives.
D001290:Attitude; D003267:Contraception / Q000639:trends*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects; D005260:Female; D006801:Humans; D016912:Levonorgestrel; D009644:Norgestrel / Q000009:adverse effects; D011247:Pregnancy; D019736:Prostheses and Implants / Q000639:trends*; D014592:Uterine Hemorrhage / Q000209:etiology
D003277:Contraceptives, Oral, Combined; D009644:Norgestrel; D016912:Levonorgestrel