John, A. .; Faridi, T. A. .; Samreen, K. .; Gill, A.; Noor, S. .; Iqbal, N. .; John, N. . A Prospective Cohort Study on Suspected COVID-19 Patients Undergoing Nasopharyngeal Swab PCR and HRCT: Nasopharyngeal Swab PCR and HRCT in COVID-19 Patients. PBMJ 2021, 4.