1. Smith, J.C. in Anesthesia and Analgesia in Laboratory Animals 2nd edn. (eds. Fish, R.E., Danneman, P.J. & Brown, M.) 183–194 (Academic, San Diego, CA, 2008).
2. American Society of Anesthesiologists. Waste anesthetic gases: information for management in anesthetizing areas and post-anesthesia care unit (PACU). (American Society of Anesthesiologists, Park Ridge, IL, 1999).
3. Occupational Safety and Health Administration. Anesthetic gases: guidelines for workplace exposures. (US Department of Labor, Washington, DC, 1999; revised 18 May 2000).
http://www.osha.gov/dts/osta/anestheticgases/index.html
.
4. Institute for Laboratory Animal Research. Guide for the Care and Use of Laboratory Animals 8th edn. (National Academies Press, Washington, DC, 2011).
5. Institute of Laboratory Animal Resources. Occupational Health and Safety in the Care and Use of Research Animals (National Academies Press, Washington, DC, 1997).