PT - JOURNAL ARTICLE AU - M F NEURATH TI - Signals on the immune tract AID - 10.1136/gut.49.2.164 DP - 2001 Aug 01 TA - Gut PG - 164--165 VI - 49 IP - 2 4099 - http://gut.bmj.com/content/49/2/164.short 4100 - http://gut.bmj.com/content/49/2/164.full SO - Gut2001 Aug 01; 49