Dutzer, D Letter: new thresholds need to be defined when using point of care assays to monitor infliximab trough levels in IBD patients. [electronic resource] - Alimentary pharmacology & therapeutics 06 2018 - 1571-1573 p. digital Publication Type: Letter; Comment ISSN: 1365-2036 Standard No.: 10.1111/apt.14645 doi Subjects--Topical Terms: Colitis, UlcerativeGastrointestinal AgentsHumansInflammatory Bowel DiseasesInfliximabPoint-of-Care Systems