1. World Health Organization. Global Recommendations on Physical Activity for Health. Global Strategy on Diet, Physical Activity and Health. World Health Organization: Geneva, Switzerland, 2010.
2. Tremblay MS, Aguilar-Farias N, Akinroye KK, Al-Kuwari MG, Amornsriwatanakul A, Aubert S et al. Global Matrix 2.0: report card grades on the physical activity of children and youth comparing 38 countries. J Phys Act Health 2016; 13 (Suppl 2), S343–S366.
3. Hills AP, Okely AD, Baur LA . Addressing childhood obesity through increased physical activity. Nat Rev Endocrinol 2010; 6: 543–549.
4. World Health Organization Report of the Commission on Ending Childhood Obesity. Global Strategy on Diet, Physical Activity and Health. World Health Organization: Geneva, Switzerland, 2016.
5. International Atomic Energy Agency Assessment of Body Composition and Total Energy Expenditure in Humans Using Stable Isotope Techniques, IAEA Human Health Series No. 3. International Atomic Energy Agency: Vienna, Austria, 2009.