title: Laboratory investigations in chronic urticaria and acquired angio-oedema.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000799:Angioedema / Q000175:diagnosis*; D002648:Child; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014581:Urticaria / Q000175:diagnosis*