Urooj Mehtab Raina, Arbab Nisar, Muhammad Kashif Bashir, Habib Ur Rehman, Shoaib Liaquat, Ahmad Raza 2022. A Cross Sectional Study on the Frequency of Poly-Arthropathy in HCV Positive Patients with Positive Ra Factor. Pakistan Journal of Medical & Health Sciences. 16, 05 (Jun. 2022), 443. DOI:https://doi.org/10.53350/pjmhs22165443.