A. U. Hosna, Y. D. Jannat, M. N. Lipi, T. Tamanna, S. M. U. Kadir, and A. A. Nipu, “Effects of COVID-19 in maternal and perinatal morbidity and mortality among obstetrics patients in tertiary care center”, Int J Reprod Contracept Obstet Gynecol, vol. 12, no. 3, pp. 557–561, Feb. 2023.