Batista, Patricia, Vitor Duque, Ana Luzio-Vaz, and Anabela Pereira. “Anxiety Impact During COVID-19: A Systematic Review”. The Journal of Infection in Developing Countries 15, no. 03 (March 31, 2021): 320–325. Accessed April 27, 2024. https://jidc.org/index.php/journal/article/view/33839704.