PT - JOURNAL ARTICLE AU - Galmiche, JP AU - Pallone, F TI - Preface AID - 10.1136/gut.52.suppl_2.ii0 DP - 2003 May 01 TA - Gut PG - ii0--ii0 VI - 52 IP - suppl 2 4099 - http://gut.bmj.com/content/52/suppl_2/ii0.short 4100 - http://gut.bmj.com/content/52/suppl_2/ii0.full SO - Gut2003 May 01; 52