RT Journal Article SR Electronic T1 Key metabolomic alterations are associated with ulcerative colitis disease state and activity: a validation analysis JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP gutjnl-2023-330196 DO 10.1136/gutjnl-2023-330196 A1 Chetwood, John David A1 Paramsothy, Sudarshan A1 Haifer, Craig A1 Borody, Thomas J A1 Kamm, Michael A A1 Leong, Rupert W A1 Kaakoush, Nadeem O YR 2023 UL http://gut.bmj.com/content/early/2023/10/05/gutjnl-2023-330196.abstract AB