Resources
- Directories USA: https://www.directoriesusa.com/Static/Home
- PubMed: http://www.ncbi.nlm.nih.gov/pubmed
- Google Scholar: http://scholar.google.com/schhp?hl=en&tab=ws
- ToxNet: http://toxnet.nlm.nih.gov/
- Household Products Database: http://hpd.nlm.nih.gov/
- Agency for Toxic Substances and Disease Registry: http://www.atsdr.cdc.gov/
- EPA Databases and Software: http://www.epa.gov/epahome/data.html
- NLM Environmental Health and Toxicology: http://sis.nlm.nih.gov/enviro.html
