Hamid, shahid, K. Mehmood Khan, F. . Ahmed, and A. Firdous. “Frequency of Restrictive Pulmonary Function Tests in Patients With Chronic Hepatitis C”. Pakistan Journal of Surgery and Medicine, vol. 1, no. 4, Mar. 2021, p. e223, doi:10.37978/pjsm.v1i4.223.