8Lu H,Zhu LZ,Chen SG.Pollution level, phase distribution and health risk of polycyclic aromatic hydrocarbons in indoor air at public places of Hangzhou, China[J].Environmental Pollu- tion,2007,152(3):569-575.
9Christine Godward,Elizabeth G Klein.Promoting Active Trans- portation as a Partnership Between Urban Planning and Public Health: The Columbus Healthy Places Program [J]. Public health reports,2011,126(1):41-49.
10Sarkar A,Shantagouda Patil,Hugar LB,et al.Modern agTicul- ture practices and associated health risks: an Indian study. (Special Issue: Agricultural environmental health: epidemi- ology, toxicology and related issues.)[J].Journal of the Indian Society of Agricultural Statistics,2013,67(2):279-285.