countermeasures to chemical and biological threats

Sohn, Michael D, Richard G Sextro, and David M Lorenzetti. "Assessing Sheltering-In-Place Responses to Outdoor Toxic Releases." 10th International Conference on Indoor Air Quality and Climate - Indoor Air 2005, Sept. 4-9, 2005. 2(6). Beijing, China: Tsinghua University Press, 2005. 1792–1796.

Chan, Wanyu R, Phillip N Price, William W Nazaroff, and Ashok J Gadgil. "Distribution Of Residential Air Leakage: Implications For Health Consequences Of An Outdoor Toxic Release." Proceedings of The 10th International Conference on Indoor Air Quality and Climate - Indoor Air 2005 2005: 1729–1733.