RT Journal Article SR Electronic T1 Adding the head-tilt–chin-lift technique to adult compression-only CPR by untrained bystanders JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1347 OP 1348 DO 10.1503/cmaj.131847 VO 186 IS 18 A1 Anthony M.-H. Ho A1 Song Wan A1 David C. Chung YR 2014 UL http://www.cmaj.ca/content/186/18/1347.abstract AB