United States pharmacopeia. 21st ed. Easton, Pennsylvania: Mack Printing Co, 1985:8.
2.
Jsawadi MH, Ho LSStability and reproducibility of the biological activity of premixed short-acting and intermediate-acting insulins. Am J Med1986;81:467-71.
3.
Peters AL, Davidson MBEffects of storage on action of NPH and regular insulin mixtures. Diabetes Care1987; 10:799-800.
4.
Kasmer RJ, Walker N., Hurlburt F., et al. Sterility of preloaded insulin syringes. Am J Infect Control1986;14:180-83.