Obiri-Yeboah D, Bena J, Alwakeel M, Buehler L, Makin V, Zhou K, et al. Association of Metformin, Dipeptidyl Dipeptidase-4 Inhibitors, and Insulin with Coronavirus Disease 2019–Related Hospital Outcomes in Patients with Type 2 Diabetes. The gene discussed is INS; the disease is type 2 diabetes mellitus.