Syukur, C., B. J. Waleleng, F. Gosal, L. S. M. Rotty, J. Winarta, and A. Waleleng. “Tumor Necrosis Factor-α, Fecal Calprotectin, and Disease Activity in Inflammatory Bowel Disease Patients”. Open Access Macedonian Journal of Medical Sciences, vol. 11, no. B, Jan. 2023, pp. 346-50, doi:10.3889/oamjms.2023.11284.