Review of 500 cases of infertility.
D000026:Abortion, Habitual; D000328:Adult; D000367:Age Factors; D005163:Factor Analysis, Statistical; D005260:Female; D005298:Fertility; D006801:Humans; D007246:Infertility / Q000175:diagnosis / Q000628:therapy; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D011379:Prognosis; D011627:Puberty; D012189:Retrospective Studies; D012923:Social Class; D013997:Time Factors