Omura T, Tamura Y, Kodera R, Oba K, Toyoshima K, Chiba Y, Matsuda Y, Uegaki S, Kuroiwa K, Araki A (April 2019). "Pancreatic cancer manifesting as Sister Mary Joseph nodule during follow up of a patient with type 2 diabetes mellitus: A case report". Geriatr Gerontol Int. 19 (4): 364. doi:10.1111/ggi.13602. PMID30932308。
Omura T, Tamura Y, Kodera R, Oba K, Toyoshima K, Chiba Y, Matsuda Y, Uegaki S, Kuroiwa K, Araki A (April 2019). "Pancreatic cancer manifesting as Sister Mary Joseph nodule during follow up of a patient with type 2 diabetes mellitus: A case report". Geriatr Gerontol Int. 19 (4): 364. doi:10.1111/ggi.13602. PMID30932308。