1. National Library of Medicine, 2009. Recorded videocast of the May 6, 2009. Hazardous Substances Data Bank Symposium, part of the commemoration of the 75th meeting of the HSDB Scientific Review Panel (SRP). http://www.nlm.nih.gov/pubs/techbull/mj09/mj09_sis_reprint_videocast.html.
2. National Library of Medicine, 2014. Fact Sheet: Toxicology and Environmental Health Information Program (TEHIP) http://www.nlm.nih.gov/pubs/factsheets/tehipfs.html (accessed 24.09.14).
3. National Library of Medicine, 2014. Fact Sheet: Hazardous Substances Data Bank (HSDB) http://www.nlm.nih.gov/pubs/factsheets/hsdbfs.html (accessed 24.09.14).