IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-3-46930 Original Research Paper A Retrospective Study Of Correlation Between Serum Creatinine Levels And Calcium Phosphorus Product In Patients Attending Nephrology Clinics In Tertiary Care Center Shubhashri Purvant Dr. March 2023 12 3 01 02