PT - JOURNAL ARTICLE AU - Hisato Takagi AU - Takuya Umemoto TI - Varenicline: quantifying the risk AID - 10.1503/cmaj.111-2063 DP - 2011 Sep 06 TA - Canadian Medical Association Journal PG - 1404--1404 VI - 183 IP - 12 4099 - http://www.cmaj.ca/content/183/12/1404.2.short 4100 - http://www.cmaj.ca/content/183/12/1404.2.full SO - CMAJ2011 Sep 06; 183