6Gibney M A, Arce C H, Byron K J, et al. Skin and Subcu- taneous Adipose Layer Thickness in Adults with Diabetes at Sites Used for Insulin Injections: Implications for Needle Length Recommendations[ J ].Curr Med Res Opin, 2010, 26 (6):1519-1530.
7De Coninck C, Frid A, Gaspar R, et al. Results and Analysis of the 2008-2009 Insulin Injection Technique Questionnaire Survey[ J ]. J Diabetes, 2010, 2(3):168-179.
8The American Diabetes Association. Standards of Medical Care in Diabetes-2007[ J ].Diabetes Care,2006,29(Suppll) :4.