Cook, M. N., Girman, C. J., Stein, P. P., Alexander, C. M., & Holman, R. R. (2005). Glycemic control continues to deteriorate after sulfonylureas are added to metformin among patients with type 2 diabetes. Diabetes Care.
Cook, M. N., Girman, C. J., Stein, P. P., & Alexander, C. M. (2007). Initial monotherapy with either metformin or sulphonylureas often fails to achieve or maintain current glycaemic goals in patients with Type 2 diabetes in UK primary care. Diabet Med. http://doi.org/10.1111/j.1464-5491.2007.02078.x
