“Expression of p53 Mutants in Determining the Degree of Differentiation and Prognosis of Colorectal Adenocarcinoma in the Laboratory of Anatomical Pathology of Haji Adam Malik Hospital Medan ”. 2024. COVID-19 : Journal of Health, Medical Records and Pharmacy 2 (01): 21-25. https://jurnal.devitara.or.id/index.php/sehat/article/view/110.