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Raghavan, S. ., Trividic, A., Davis, A. ., & Hadgraft, J. (2001). Crystallization of hydrocortisone acetate: influence of polymers. International Journal of Pharmaceutics, 212(2), 213–221. doi:10.1016/s0378-5173(00)00610-4 
10.1016/S0378-5173(00)00610-4