國立臺灣師範大學健康促進與衛生教育學系Sheu-jen HuangMin-hwa WangWen-chi HungChy-in Wu2014-12-022014-12-022011-02-13http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/39923Association of social networks, psychosocial factors and physical activity of adolescents