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机译:The Impact of Changes in Physical Education Class Enrollment on Moderate-to-Vigorous Physical Activity Among a Large Sample of Canadian Youth
Univ Queensland, Sch Human Movement & Nutr Sci, Brisbane, Qld, Australia;
Brock Univ, Dept Hlth Sci, St Catharines, ON, Canada;
Univ Waterloo, Sch Publ Hlth & Hlth Syst, Waterloo, ON, Canada;
physical education; secondary school; child and adolescent health; curriculum; physical activity guidelines;