ATRX, DAXX or MEN1 mutant pancreatic neuroendocrine tumors are a distinct alpha-cell signature subgroup oleh Chang S. Chan, Saurabh V. Laddha, Peter W. Lewis, Matthew S. Koletsky, Kenneth Robzyk, Edaise Da Silva, Paula J. Torres, Brian R. Untch, Janet Li, Promita Bose, Timothy A. Chan, David S. Klimstra, C. David Allis, Laura H. Tang