Observations of all births (23,970) in Birmingham, 1947. IV. Premature birth.
D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D019102:Infant, Very Low Birth Weight; D036801:Parturition; D011247:Pregnancy; D047928:Premature Birth
INFANT, PREMATURE