title: [Essay on human fertility].
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology; D000375:Aging; D003710:Demography; D005260:Female; D005298:Fertility; D005306:Fertilization; D006801:Humans; D007247:Infertility, Female / Q000628:therapy; D007248:Infertility, Male / Q000628:therapy; D008297:Male; D012252:Natural Family Planning Methods; D010060:Ovulation; D011153:Population; D011247:Pregnancy; D013094:Spermatozoa / Q000502:physiology; D013997:Time Factors
vernacular_title: Le hasard et la démographie.