D. Ozdin, N. Sharma, J. Lujan-Zilbermann, P. Colucci, I. Kanfer, and M. P. Ducharme, “Revisiting FDA’s 1995 Guidance on Bioequivalence Establishment of Topical Dermatologic Corticosteroids: New Research Based Recommendations”, J Pharm Pharm Sci, vol. 21, no. 1, pp. 413–428, Nov. 2018.