Tazeen Shah1, Jamshed Warsi2, Benazir Mahar3, Farheen Shaikh4, Shafaq Ansari5, Sikandar Ali Sial6 2021. COVID-19 AND THE CHALLENGES OF E-LEARNING IN, SINDH PAKISTAN. Journal of Peoples University of Medical & Health Sciences Nawabshah. (JPUMHS). 11, 2 (Jun. 2021), 43–47.