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2. Trends in Drug Utilization, Glycemic Control, and Rates of Severe Hypoglycemia, 2006–2013

3. Consensus Statement by the American Association of Clinical Endocrinologists and American College of Endocrinology on the Comprehensive type 2 Diabetes Management Algorithm – 2017 Executive Summary

4. American Diabetes Association. Standards of medical care in diabetes – 2020. Chapter 9: pharmacologic approaches to glycemic treatment. Diabetes Care. 2020;43(Supplement 1):S98–S110. doi:10.2337/dc20-S009

5. Factors associated with injection omission/non-adherence in the Global Attitudes of Patients and Physicians in Insulin Therapy study