In vitro Approaches to Support Bioequivalence and Substitutability of Generic Proton Pump Inhibitors via Nasogastric Tube Administration - Ping Ren; Minglei Cui; Om Anand; Li Xia; Zhuojun J. Zhao; Dajun Sun; Trueman Sharp; Dale P. Conner; John Peters; Wenlei Jiang; Ethan Stier; Xiaojian Jiang (The AAPS Journal, 2017)