[1] Masoumi Houshmand E. Associations of built environment and children’s physical activity: a narrative review. Rev Environ Health, 2017; 32, 315−31.
[2] China Health and Nutrition Survey: UNC Carolina Population Center project. https://www.cpc.unc.edu/projects/china. [2020-2-10].
[3] Butte N, Watson K, Ridley K, et al. A Youth Compendium of Physical Activities: Activity Codes and Metabolic Intensities. Med Sci Sport Exer, 2017; 50, 246−56.
[4] Jones-Smith JC, Popkin BM. Understanding community context and adult health changes in China: Development of an urbanicity scale. Soc Sci Med, 2010; 71, 1436−46. doi:  10.1016/j.socscimed.2010.07.027
[5] Knuth A, Hallal P. Temporal trends in physical activity: a systematic review. J Phys Act health, 2009; 6, 548−59. doi:  10.1123/jpah.6.5.548
[6] Muthuri S, Wachira L, Leblanc A, et al. Temporal trends and correlates of physical activity, sedentary behaviour, and physical fitness among school-aged children in Sub-Saharan Africa: a systematic review. Int J Env Res Publ He, 2014; 11, 3327−59. doi:  10.3390/ijerph110303327
[7] Ying JY, Xiong YZ, Rong N, et al. Effectiveness Analysis on the Physical Activity and the Health Benefit of a Community Population Based Program. Biomed Environ Sci, 2013; 26, 468−73.
[8] Song C, Gong W, Ding C, et al. Physical activity and sedentary behavior among Chinese children aged 6-17 years: a cross-sectional analysis of 2010-2012 China National Nutrition and health survey. BMC public health, 2019; 19, 936. doi:  10.1186/s12889-019-7259-2
[9] Ding C, Song C, Yuan F, et al. The Physical Activity Patterns among Rural Chinese Adults: Data from China National Nutrition and Health Survey in 2010-2012. Int J Env Res Pub He, 2018; 15, 941−53. doi:  10.3390/ijerph15050941