The Association Between Arthralgia and Vedolizumab Using Natural Language Processing. Issue 10 (15th September 2018) - Cai, Tianrun; Lin, Tzu-Chieh; Bond, Allison; Huang, Jie; Kane-Wanger, Gwendolyn; Cagan, Andrew; Murphy, Shawn N; Ananthakrishnan, Ashwin N; Liao, Katherine P