title: The incidence of deliveries and conception.
authors.lastname: JIWANLATA
mesh_terms: D036861:Delivery, Obstetric; D005260:Female; D005306:Fertilization; D006801:Humans; D015994:Incidence; D007314:Insemination; D036801:Parturition; D011247:Pregnancy
keywords: BIRTH; IMPREGNATION