Transcript
![Page 1: Posted with permission from the Journal of Environmental ... · PDF filePosted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11),](https://reader031.vdocument.in/reader031/viewer/2022030413/5a9f282f7f8b9a6c178c64fe/html5/thumbnails/1.jpg)
Posted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11), a publication of the National Environmental Health Association, www.neha.org.
![Page 2: Posted with permission from the Journal of Environmental ... · PDF filePosted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11),](https://reader031.vdocument.in/reader031/viewer/2022030413/5a9f282f7f8b9a6c178c64fe/html5/thumbnails/2.jpg)
![Page 3: Posted with permission from the Journal of Environmental ... · PDF filePosted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11),](https://reader031.vdocument.in/reader031/viewer/2022030413/5a9f282f7f8b9a6c178c64fe/html5/thumbnails/3.jpg)
![Page 4: Posted with permission from the Journal of Environmental ... · PDF filePosted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11),](https://reader031.vdocument.in/reader031/viewer/2022030413/5a9f282f7f8b9a6c178c64fe/html5/thumbnails/4.jpg)
Posted with permission from the Journal of Environmental Health, November 2013, (Volume 76, Number 4, pp. 8–11), a publication of the National Environmental Health Association, www.neha.org.