This study Experimental Development Research by Prospective Study data cost value insulin medication type and type of insulin pen is worth the cost vial. Before the development 2550-2555 (years) after period of development during the day – October 2557 1Research was the report of cost and operation cost model reduces the value of insulin effectiveness. Data analysis. (Descriptive statistic), including frequency, calculating the percentage proportion.Statistics and coefficient of correlation (Pearson 's product Moment Correlation coefficient)
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