Kashif, M., Shahana Shahid, Hassan, W. U., M. Zeeshan Siddiqui, Muhammad Saqib, & M. Aasim Yusuf. (2023). Positivity Rate of Universal PCR Screening for COVID-19 Pre-Endoscopy and its Impact on Diagnosis and Management of New Cancer Patients at a Cancer Centre in Pakistan. Pakistan Armed Forces Medical Journal, 73(5), 1293-1296. https://doi.org/10.51253/pafmj.v73i5.8050