title: Dysmenorrhea: the neglected syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001835:Body Weight; D004412:Dysmenorrhea / Q000453:epidemiology* / Q000523:psychology; D004739:England; D005260:Female; D006801:Humans; D008824:Michigan; D008875:Middle Aged; D010298:Parity; D010548:Personal Health Services / Q000706:statistics & numerical data; D012907:Smoking; D012959:Socioeconomic Factors