Involuntary childlessness with increasing age.
Bongaarts
J
J
D000367:Age Factors; D003710:Demography; D007246:Infertility; D007315:Insemination, Artificial; D011153:Population; D011154:Population Characteristics; D012098:Reproduction; D012099:Reproductive Techniques
Age Factors; Artificial Insemination; Demographic Factors; Infertility--women; Population; Population Characteristics; Reproduction; Reproductive Technologies