Principals' perceptions of school-based tobacco prevention.
Badovinac
K
K
Department, City of North York, ON.
D000288:Administrative Personnel / Q000523:psychology*; D001294:Attitude to Health; D003625:Data Collection; D006801:Humans; D009864:Ontario; D009937:Organizational Objectives; D012572:School Health Services / Q000458:organization & administration*; D012907:Smoking / Q000523:psychology*; D011795:Surveys and Questionnaires