Raval, Mihir, and Hina Bagada. “Preparation, Solid-State Characterization, Phase Solubility and Dissolution Studies of Azithromycin/Hydroxypropyl-β- Cyclodextrin Host-Guest System”. International Journal of Pharmaceutical Investigation 9, no. 4 (December 12, 2019): 174-179. Accessed February 17, 2020. http://jpionline.org/index.php/ijpi/article/view/365.