Rai, S., Y. Khandavalli, and R. S. Lodha. “Is There a Perfect Protocol for Patients With Low Ovarian Reserve: A Retrospective Study Comparing Antagonist or Agonist Protocol in Patients With Low Ovarian Reserve”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 9, no. 8, July 2020, pp. 3151-6, doi:10.18203/2320-1770.ijrcog20203046.