Clegg LE, Jing Y, Penland RC, Boulton DW, et al. Cardiovascular and renal safety of metformin in patients with diabetes and moderate or severe chronic kidney disease: observations from the EXSCEL and SAVOR-TIMI 53 cardiovascular outcomes trials. Diabetes Obes Metab 2021 Jan 4. doi: 10.1111/dom.14313.
PMID: 33394543