Evan J. Walker, Andrew H. Ko, Elizabeth A. Holly, Paige M. Bracci. Abstract 2160: Metformin use is not associated with pancreatic cancer risk in a clinic-based case-control study conducted in the San Francisco Bay Area, California. Epidemiology. 2014 Oct 1; 2160-2160.

2014
https://aacrjournals.org/cancerres/article/74/19_Supplement/2160/594094/Abstract-2160-Metformin-use-is-not-associated-with

Evan J. Walker, Andrew H. Ko, Elizabeth A. Holly, Paige M. Bracci