title: Boarding the train.
mesh_terms: D001032:Apazone / Q000627:therapeutic use; D004412:Dysmenorrhea / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology; D005260:Female; D006801:Humans; D010298:Parity; D012907:Smoking / Q000009:adverse effects
chemical_list: D001032:Apazone