Fawaz Al-Hussain, Muhammad Hashim Ghouri, Zouina Sarfraz, Noor Ul Falah, Saima Tabassum, Ambreen Anjum, Mah Rukh. “Neurological Deficits of Coronavirus Disease-19: A Systematic Literature Review”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 03, Mar. 2022, p. 7, doi:10.53350/pjmhs221637.