1. A129 CYP2C19 PHARMACOGENETIC TESTING IN PAEDIATRIC PATIENTS WITH EOSINOPHILIC ESOPHAGITIS INFLUENCES DOSING OF PROTON-PUMP-INHIBITORS AND RESPONSE TO THERAPY. (21st February 2022) Authors: Bortolin, K A; Cohn, I; Da Silva, S; Ito, S; Marcon, P; Afzal, N; Scodellaro, S; Verstegen, R; Hulst, J Journal: Journal of the Canadian Association of Gastroenterology Issue: Volume 5(2022)Supplement 1 Page Start: 152 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗