Raharja, Ananda, Surudarma, I, Wiryanthini, Ida Ayu, AND Sutadarma, I Wayan. " CORRELATION BETWEEN GLOMERULAR FILTRATION RATE AND CALCIUM AND PHOSPHATE LEVELS IN PREDIALYSIS CHRONIC KIDNEY DISEASE PATIENTS AT PROF. DR. I.G.N.G. NGOERAH GENERAL HOSPITAL" E-Jurnal Medika Udayana [Online], Volume 14 Number 2 (19 February 2025)