Razi, Khalikul, Agi Satria Putranto, Wifanto Sadityo Jeo, Riana Pauline Tamba, and Herqutanto. 2023. “Analysis of Vitamin D Supplementation Impact on Carcinoembryonic Antigen (CEA) Levels in Stage I-III Colorectal Cancer”. Bali Medical Journal 12 (3):3007-14. https://doi.org/10.15562/bmj.v12i3.4820.