Khan, S. I.; Md Shafiqul Islam; Quazi Mehranuddin Ahmed; Mostak Ahmed; Md Sidur Rahman Mollah; Sharif Jayad Atique; Md Tofazzal Hussain; Rifat Subrina Anna; ASM Tanjilur Rahman; Ratan Kumar Saha. Assessment of Sensitivity and Specificity of CEA in Primary Diagnosis of Patients With Gastrointestinal Malignancy. Bangabandhu Sheikh Mujib Medical Coll J 2024, 3, 70-73.