Costoya, A [Pregnancy obtained by in vitro fertilization and embryo transfer]. [electronic resource] - Revista chilena de obstetricia y ginecologia 1984 - 206-16 p. digital Publication Type: Case Reports; English Abstract; Journal Article ISSN: 0048-766X Subjects--Topical Terms: AdultEmbryo Transfer--methodsFemaleFertilization in Vitro--methodsHumansPregnancyProgesterone--administration & dosage