Abbas, Dr Sana, Aisha Rafique, Dr Beenish Abbas, and Dr Rashid Iqbal. “Real-Time Polymerase Chain Reaction Trends in COVID-19 Patients”. Pakistan Journal of Medical Sciences 37, no. 1 (December 8, 2020). Accessed April 19, 2024. https://pjms.org.pk/index.php/pjms/article/view/3000.