Achmad, H., and R. Hanifa. “Acta Medica Indonesiana - The Indonesian Journal of Internal Medicine 333 Supraclavicular Lymphnodes: Unusual Manifestation of Metastase Adenocarcinoma Colon”. Acta Medica Indonesiana, vol. 47, no. 4, Dec. 2015, https://www.actamedindones.org/index.php/ijim/article/view/26.