1. The prevalence of comorbid depression in adults with diabetes: a meta-analysis;Anderson;Diabetes Care,2001
2. Metformin may produce antidepressant effects through improvement of cognitive function among depressed patients with diabetes mellitus;Guo;Clin. Exp. Pharmacol. Physiol.,2014
3. A pilot trial of metformin for insulin resistance and mood disturbances in adolescent and adult women with polycystic ovary syndrome;Erensoy;Gynecol. Endocrinol.,2018
4. Differential effects of metformin on age related comorbidities in older men with type 2 diabetes;Wang;J. Diabetes Complicat.,2017
5. Identification of insulin in rat brain;Havrankova;Proc. Natl. Acad. Sci. U. S. A.,1978