Rizwana Salik Nukrich, Haseeb U Rehman, Saba Afshan, Muhammad Azhar Ahmed, Khair Jan 2022. Knowledge, Attitude and Practice Among Covid-19 Health Care Workers A Quantitative Study on the Covid 19 Health Care Workers of Sindh Infectious Disease Hospital Karachi Pakistan. Pakistan Journal of Medical & Health Sciences. 16, 09 (Nov. 2022), 371. DOI:https://doi.org/10.53350/pjmhs22169371.