Characterization of Amorphous Ursodeoxycholic Acid Prepared by Spray-Drying
Y. Ueno, E. Yonemochi, Y. Tozuka, S. Yamamura, T. Oguchi, K. Yamamoto
Journal of Pharmacy and Pharmacology
https://doi.org/10.1111/j.2042-7158.1998.tb03336.x