Hereditary hemorrhagic telangiectasia in three black men.
D000328:Adult; D044383:Black People; D001803:Blood Transfusion; D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010375:Pedigree; D013683:Telangiectasia, Hereditary Hemorrhagic / Q000150:complications / Q000175:diagnosis