Mehreen Yousaf Rana, Haider Abbas, Uzma Parveen, Zahra Saifuddin, Zoya Ibad, Roha Sitwat (2023) “Frequency of Covid-19 in Pregnant Women and its Effects on Fetal and Maternal Outcome”, Pakistan Journal of Medical & Health Sciences, 16(11), p. 393. doi: 10.53350/pjmhs20221611393.