Rida Gul, Ayesha Gul Ayesha Gul, Rida Gul, Hamza Sattar Khan, Dawood Khan, Muhammad Haroon, Asghar Khan 2023. Predictors for Disease Severity in Covid-19. Pakistan Journal of Medical & Health Sciences. 16, 11 (Jan. 2023), 738. DOI:https://doi.org/10.53350/pjmhs20221611738.