Metformin and Malignant Tumors: Not Over the Hill [Response to Letter]

Abstract

1Endocrinology Department, The First Affiliated Hospital of the Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 2Endocrinology and Nephrology Department, Chongqing University Cancer Hospital and Chongqing Cancer Institute and Chongqing Cancer Hospital, Chongqing, People’s Republic of China; 3Endocrinology Department, Dazu Hospital of Chongqing Medical University, The People’s Hospital of Dazu, Chongqing, People’s Republic of China