Wion RK, Hill NL, DePasquale N, Mogle J, Whitaker EB. The relationship between subjective cognitive impairment and activity participation: a systematic review. Act Adapt Aging. 2020;44(3):225-45. doi: 10.1080/01924788.2019.1651188
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