title: [An epidemiologic study of cholinergic urticaria in students of junior and senior high schools in Miyagi Prefecture].
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000293:Adolescent; D000367:Age Factors; D005260:Female; D006632:Histamine / Q000097:blood; D006801:Humans; D007564:Japan; D008297:Male; D011795:Surveys and Questionnaires; D014581:Urticaria / Q000097:blood / Q000453:epidemiology*
chemical_list: D006632:Histamine; D000109:Acetylcholine