Biological and social interactions in the determination of late fertility.
D000022:Abortion, Spontaneous; D000293:Adolescent; D000328:Adult; D002648:Child; D003075:Coitus; D005260:Female; D005298:Fertility; D006801:Humans; D008423:Maternal Age; D008593:Menopause; D008875:Middle Aged; D011247:Pregnancy; D012927:Social Control, Informal