Lennon RP, Demetriou TJ, Khalid MF, Van Scoy LJ, Miller EL, Dong H, Zgierska AE. Characteristics and outcomes among hospitalized COVID-19-positive patients in a nonurban environment. Mil Med. 2021 Nov 2;186(11-12):1088-92. doi: 10.1093/milmed/usab044
Davis KL, Wei W, Meyers JL, Kilpatrick BS, Pandya N. Association between different hemoglobin a1c levels and clinical outcomes among elderly nursing home residents with type 2 diabetes mellitus. J Am Med Dir Assoc. 2014 Oct;15(10):757-962. doi: 10.1016/j.jamda.2014.06.007
Groenwold R, Uddin M, Roes K, de Boer A, Rivero-Ferrer E, Martin E, Gatto N, Klungel O. Instrumental variable analysis in randomized trials with non-compliance and observational pharmacoepidemiologic studies. OA Epidemiology. 2014 May 9;2(1):9.