PT  - JOURNAL ARTICLE
ED  - ,
TI  - RETRACTION
DP  - 2004 May 01
TA  - Gut
PG  - 774--774
VI  - 53
IP  - 5
4099  - http://gut.bmj.com/content/53/5/774.2.short
4100  - http://gut.bmj.com/content/53/5/774.2.full
SO  - Gut2004 May 01; 53