Zhang Y, Ma ZF. Psychological responses and lifestyle changes among pregnant women with respect to the early stages of COVID-19 pandemic. International Journal of Social Psychiatry. 2021;67(4):344-50.
Hamzehgardeshi Z, Omidvar S, Amoli AA, Firouzbakht M. Pregnancy-related anxiety and its associated factors during COVID-19 pandemic in Iranian pregnant women: a web-based cross-sectional study. BMC Pregnancy and Childbirth. 2021;21(1):1-9.
Durmuş M, Öztürk Z, Şener N, Eren SY. The Relationship between the fear of COVID-19, depression, and spiritual well-being in pregnant women. Journal of religion and health. 2021:1-13.
Nazir T, Amin R, Maqbool M. Emotional difficulties in pregnant females who tested positive for COVID-19: A cross-sectional study from South Kashmir, India. Journal of Education and Health Promotion. 2022;11(1):13.
Cele S, Jackson L, Khan K, Khoury DS, Moyo-Gwete T, Tegally H, et al. SARS-CoV-2 Omicron has extensive but incomplete escape of Pfizer BNT162b2 elicited neutralization and requires ACE2 for infection. MedRxiv. 2021.
Torjesen I. Covid-19: Omicron may be more transmissible than other variants and partly resistant to existing vaccines, scientists fear. British Medical Journal Publishing Group; 2021.
Bartsch Y, Atyeo C, Kang J, Gray KJ, Edlow AG, Alter G. Preserved recognition of Omicron Spike following COVID-19 mRNA vaccination in pregnancy. medRxiv. 2022.