Miftahussurur, Prof. Dr. dr. Muhammad. “CTC or CEA: Choosing Reliable Markers for Metastatic Colorectal Cancer”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy, vol. 26, no. 3, Dec. 2025, pp. 201-3, doi:10.24871/2632025201-203.