Haider, A., Tareen, H. ullah, & Syed, F. O. . (2024). Frequency and Risk Factors of Postoperative Hyponatremia in Primary Hip and Knee Arthroplasties Patients at a Tertiary Care Hospital, Karachi, Pakistan. Journal of Postgraduate Medical Institute, 38(3). https://doi.org/10.54079/jpmi.38.3.3366