الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
Insulin pen device offer an easier method for insulin administration that is more accurate, less painful, and more discreet compared with vials and syringes. Substantial evidence demonstrates that insulin pen devices are preferred by both diabetic patients and clinicians and have the potential to improve adherence, enhance quality of life, reduce the risk of hyperglycemia, and decrease costs.