Adil Parvez, Waseem Sajjad, Shahzad Gul, Muhammad Mudassar Khan, Babar Riaz. 2022. “Frequency of Hyponatremia in Chronic Obstructive Pulmonary Disease Patients”. Pakistan Journal of Medical & Health Sciences 16 (04):100. https://doi.org/10.53350/pjmhs22164100.