Abeer Altaf, Zaigham Abbas, Bushra Shahid, Muhammad Ali Qadeer, Shoukat Ali Samejo, and Mehreen Siyal. “Patients Visiting Gastroenterology Clinics Avoid Giving Honest History for COVID-19 Related Symptoms in the Pre-Clinic Triage”. Journal of the Pakistan Medical Association 72, no. 8 (March 1, 2022): 1572–1576. Accessed April 30, 2026. https://jpma.org.pk/index.php/public_html/article/view/4362.