The effect of illegitimacy on the neonate.
D000300:Adoption; D001724:Birth Weight; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007086:Illegitimacy; D007231:Infant, Newborn; D008423:Maternal Age; D011247:Pregnancy; D011379:Prognosis; D012907:Smoking; D019966:Substance-Related Disorders