title: Objective assessment for digital clubbing in Caucasian, Negro, and Oriental subjects.
mesh_terms: D000293:Adolescent; D000328:Adult; D000886:Anthropometry; D044466:Asian People; D044383:Black People; D002648:Child; D005385:Fingers / Q000033:anatomy & histology*; D006801:Humans; D007492:Iran; D008722:Methods; D008875:Middle Aged; D009656:North America; D010005:Osteoarthropathy, Secondary Hypertrophic / Q000175:diagnosis; D044465:White People