title: Frequency of epidermal-ridge minutiae in the calcar area of Japanese twins.
mesh_terms: D000293:Adolescent; D002648:Child; D003878:Dermatoglyphics; D005260:Female; D005826:Genetics, Medical; D006365:Heel; D006801:Humans; D008297:Male; D011247:Pregnancy; D014427:Twins