“The Association of Age, Gender, and Carcinoembryonic Antigen (CEA) levels with Adenocarcinoma Grading in Patients with Colorectal Cancer” (2022) Jurnal Medika : Karya Ilmiah Kesehatan, 7(1), hlm. 55–61. doi:10.35728/jmkik.v7i1.986.