"At risk" in the U.S.S.R.
D002662:Child Health Services; D003638:Deafness / Q000175:diagnosis*; D005260:Female; D006782:Hospitals, Special; D006801:Humans; D007224:Infant Care; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis; D008297:Male; D008499:Medical Records; D011247:Pregnancy; D014586:USSR