title: Long-acting progestogen contraceptives.
authors.affiliation: Margaret Pyke Centre, London.
authors.forename: Jo
authors.initials: J
authors.lastname: Power
authors.forename: John
authors.initials: J
authors.lastname: Guillebaud
mesh_terms: D003271:Contraceptive Agents, Female / Q000008:administration & dosage* / Q000009:adverse effects; D017135:Desogestrel; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D017258:Medroxyprogesterone Acetate / Q000008:administration & dosage / Q000009:adverse effects; D045167:Progesterone Congeners / Q000008:administration & dosage* / Q000009:adverse effects; D014753:Vinyl Compounds / Q000008:administration & dosage / Q000009:adverse effects
chemical_list: D003271:Contraceptive Agents, Female; D045167:Progesterone Congeners; D014753:Vinyl Compounds; C044815:etonogestrel; D017135:Desogestrel; D017258:Medroxyprogesterone Acetate