@misc{indiciae191fc55b770e, title = {A minute nonfunctioning islet cell tumor demonstrating malignant features.}, author = {Naoki Ikenaga and Koji Yamaguchi and Hiroyuki Konomi and Kei Fujii and Atsushi Sugitani and Masao Tanaka}, year = {2005}, doi = {10.1007/s00534-004-0938-z}, url = {https://pubmed.ncbi.nlm.nih.gov/15754106/}, note = {Source identifier: 15754106} }