PT - JOURNAL ARTICLE AU - Suzanne Edison TI - The mathematics of Crohn disease AID - 10.1503/cmaj.180764 DP - 2018 Sep 24 TA - Canadian Medical Association Journal PG - E1143--E1143 VI - 190 IP - 38 4099 - http://www.cmaj.ca/content/190/38/E1143.short 4100 - http://www.cmaj.ca/content/190/38/E1143.full SO - CMAJ2018 Sep 24; 190