PT - JOURNAL ARTICLE AU - Bret E. Batchelor TI - Irritability and CATCH AID - 10.1503/cmaj.110-2050 DP - 2010 Apr 20 TA - Canadian Medical Association Journal PG - 700--700-c VI - 182 IP - 7 4099 - http://www.cmaj.ca/content/182/7/700.4.short 4100 - http://www.cmaj.ca/content/182/7/700.4.full SO - CMAJ2010 Apr 20; 182