Growth of the head and face in boys of various ethnic groups in the U.S.S.R.
D000293:Adolescent; D000328:Adult; D044466:Asian People; D002648:Child; D002675:Child, Preschool; D005007:Ethnology; D006257:Head / Q000254:growth & development*; D006801:Humans; D007223:Infant; D008297:Male; D008445:Maxillofacial Development; D013223:Statistics as Topic; D014586:USSR; D044465:White People