title: Letter: Henoch-Schönlein purpura in a family.
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000235:genetics; D008297:Male; D009393:Nephritis / Q000209:etiology; D010612:Pharyngitis / Q000209:etiology; D011693:Purpura / Q000209:etiology / Q000235:genetics*; D013290:Streptococcal Infections / Q000150:complications