title: Primary and secondary amenorrhoea.
mesh_terms: D000465:Algorithms; D000568:Amenorrhea / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D001835:Body Weight; D005260:Female; D006728:Hormones / Q000032:analysis; D006801:Humans; D011627:Puberty; D014463:Ultrasonography
chemical_list: D006728:Hormones