1.
Kashif M, Shahana Shahid, Hassan WU, M. Zeeshan Siddiqui, Muhammad Saqib, M. Aasim Yusuf. 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. Pak Armed Forces Med J [Internet]. 2023 Oct. 30 [cited 2025 May 15];73(5):1293-6. Available from: https://pafmj.org/PAFMJ/article/view/8050