title: Importance of defining loss of response before therapeutic drug monitoring.
authors.forename: Malcolm
authors.initials: M
authors.lastname: Tan
mesh_terms: D000465:Algorithms; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000008:administration & dosage*; D000911:Antibodies, Monoclonal / Q000008:administration & dosage*; D003424:Crohn Disease / Q000188:drug therapy*; D005260:Female; D006801:Humans; D008297:Male; D057285:Precision Medicine / Q000191:economics*
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D000911:Antibodies, Monoclonal
keywords: Crohn's Disease; IBD Clinical