Khan, Rizwan, et al. “Gastrointestinal Cancer Surgeries in COVID-19 Pandemic, Pir Abdul Qadir Shah Gelani (GIMS), Hospital, Gambat: Gastrointestinal Cancer Surgeries in COVID-19”. Pakistan BioMedical Journal, vol. 5, no. 7, July 2022, pp. 261-4, https://doi.org/10.54393/pbmj.v5i7.522.