ASSESSMENT OF BLOOD UREA AND SERUM CREATININE IN CHRONIC KIDNEY DISEASE PATIENTS BEFORE AND AFTER HEMODIALYSIS VISITING TO REHMAN MEDICAL INSTITUTE HAYATABAD PESHAWAR. FMHR. 2026;4(3):431-440. Accessed March 14, 2026. https://fmhr.net/index.php/fmhr/article/view/2459