RT Journal Article SR Electronic T1 FMT in IBS: a call for caution JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 431 OP 431 DO 10.1136/gutjnl-2020-321529 VO 70 IS 2 A1 Michael Camilleri YR 2021 UL http://gut.bmj.com/content/70/2/431.2.abstract AB