Anwar Hussain Abbasi, Aasia Zameer, Anum Umar, Hina Andaleeb, Khawaja Ashfaq Ahmed, Nadeem Yousuf. Prevalence of Different Gastrointestinal Manifestations in Patients with Covid 19 Presenting to Gastroenterology OPD at Rawal Institute of Health Sciences, Islamabad. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Jun. 1 [cited 2024 Nov. 21];17(04):381. Available from: https://mail.pjmhsonline.com/index.php/pjmhs/article/view/4783