3Klepeis N E, Nelson W C, Ott W R et al. , The national human activity pattern survey (NHAPS): a resource for accessing exposure to environmental pollution, Journal of Exposure Analysis and Environment Epidemiology, 2001, 11(3): 231-252.
4Young M K, Staurt H, Roy M H. Concentrations and sources of VOCs in urban domestic and public microenvironments. Environmental Science & Technology, 2001, 35(6):997-1004.
5World Health Organization, Indoor air quality: organic pollutions. Report on WHO meeting, EURO Report and Studies, 1989, 1-70.
6USPEPA, Reducing risk: Setting priorities and strategies for environmental protections, U. S, Environmental Protection Agency, 1990.
7Weschler C J, Changes in indoor pollutants since the 1950s, Atmospheric Environment, 2009, 43(1), 153-169.
8Weschler C J, Nazaroff W W, Semi-volatile organic compounds in indoor environments. SVOC review paper. Atmospheric Environment, 2008, 42(40), 9018-9040.
9U.S. Environmental Protection Agency, Sick building syndrome(SBS), Indoor Air Facts, No. 4(revised), 1991, Washington, DC.
10Dockery Douglas W, Spengler John D. Indoor-outdoor relationships of respirable sulfates and particles[J]. Atmospheric Environment, 1951, 15(3): 335-343.