ATHAR, Muhammad Hammad; ZUBAIR, Usama Bin; SHOAIB, Muhammad Shahbaz; ZUBAIR, Hamza Bin; YASIR, Muhammad; IMRAN, Muhammad; ZIA, Nadeem. Getting Negative for COVID-19: Role of Ethnicity and Demographic Factors. Pakistan Armed Forces Medical Journal, [S. l.], v. 72, n. 5, p. 1649–52, 2022. DOI: 10.51253/pafmj.v72i5.6273. Disponível em: https://pafmj.org/PAFMJ/article/view/6273. Acesso em: 28 mar. 2024.