RT Journal Article SR Electronic T1 Editor's quiz: Protein, protein everywhere…but none to keep JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 298 OP 298 DO 10.1136/gutjnl-2011-301428 VO 62 IS 2 A1 Pavlides, Michael A1 Trivedi, Palak A1 Gill, Pelvender A1 Appleton, Shaun A1 Cullen, Sue A1 McIntyre, Alistair YR 2013 UL http://gut.bmj.com/content/62/2/298.abstract AB