RT Journal Article SR Electronic T1 Recommendations on behavioural interventions for the prevention and treatment of cigarette smoking among school-aged children and youth JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E310 OP E316 DO 10.1503/cmaj.161242 VO 189 IS 8 A1 Canadian Task Force on Preventive Health Care YR 2017 UL http://www.cmaj.ca/content/189/8/E310.abstract