Sauchelli S, Bradley J, Cox J, England C, Perry R. Weight maintenance interventions for people with type 2 diabetes mellitus: a systematic review protocol. Syst Rev. 2020 Sep 12;9(1):210. doi: 10.1186/s13643-020-01467-7
Demeyin (Nuabor) WA, Frost J, Ukoumunne OC, Briscoe S, Britten N. N of 1 trials and the optimal individualisation of drug treatments: a systematic review protocol. Syst Rev. 2017 Apr 24;6(1):90. doi: 10.1186/s13643-017-0479-6
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