LOUIE, L.; YUEN, H. W. Physical Activity Level among Hong Kong Secondary School Students during Physical Education Lessons and Extra-curricular Activities: A Descriptive Study: 初步探索香港中學生於體育課及課外活動的身體活動量. Asian Journal of Physical Education & Recreation, [S. l.], v. 8, n. 2, p. 38–42, 2002. DOI: 10.24112/ajper.81268. Disponível em: https://ejournals.lib.hkbu.edu.hk/index.php/ajper/article/view/1268. Acesso em: 4 may. 2024.