title: Liver studies during oral contraception with low doses of megestrol acetate.
mesh_terms: D000284:Administration, Oral; D001707:Biopsy, Needle; D005260:Female; D005306:Fertilization / Q000187:drug effects*; D006801:Humans; D008099:Liver / Q000033:anatomy & histology / Q000187:drug effects* / Q000502:physiology; D008111:Liver Function Tests; D008535:Megestrol / Q000008:administration & dosage* / Q000494:pharmacology; D008854:Microscopy, Electron; D008930:Mitochondria, Liver / Q000187:drug effects; D011247:Pregnancy
chemical_list: D008535:Megestrol