PT - JOURNAL ARTICLE AU - Pekka Collin AU - Timo Reunala AU - Amos Pasternack TI - Reply AID - 10.1136/gut.36.3.476 DP - 1995 Mar 01 TA - Gut PG - 476--476 VI - 36 IP - 3 4099 - http://gut.bmj.com/content/36/3/476.1.short 4100 - http://gut.bmj.com/content/36/3/476.1.full SO - Gut1995 Mar 01; 36