R. A. N. I. A. N. N. A. Rabia Anjum, Nadeem Ikram, Asma Nafisa, Naeem Akhtar, “Epidemiological Analysis of COVID-19 Patients detected by Real-Time Reverse Transcription - Polymerase Chain reaction in a Tertiary Care Biosafety Level III Laboratory, Rawalpindi”, JRMC, vol. 25, no. 1, Mar. 2021.