title: Letter: Regression of focal nodular hyperplasia after discontinuation of oral contraceptives.
mesh_terms: D000236:Adenoma / Q000139:chemically induced*; D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects*; D005260:Female; D006801:Humans; D006965:Hyperplasia / Q000139:chemically induced; D008113:Liver Neoplasms / Q000139:chemically induced*; D011247:Pregnancy
chemical_list: D003276:Contraceptives, Oral; D003280:Contraceptives, Oral, Synthetic