PT - JOURNAL ARTICLE AU - Edmonds, C J TI - Electrical potential difference of colonic mucosa. AID - 10.1136/gut.16.4.315 DP - 1975 Apr 01 TA - Gut PG - 315--318 VI - 16 IP - 4 4099 - http://gut.bmj.com/content/16/4/315.short 4100 - http://gut.bmj.com/content/16/4/315.full SO - Gut1975 Apr 01; 16