1. Anesthetic gases as an occupational hazard--a review.
2. National Institute for Occupational Safety Health (NIOSH). Criteria for a recommended standard. Occupational exposure to waste anesthetic gases and vapours. US Department of Health, Education and Welfare, Washington, DC, 77 (1977) 140.
3. ACGIH: Exposure Indices. Proposed by American Conference of Governmental Industrial Hygienists for 1995–1996. ACGIH, Cincinnati OH, 1995.
4. END-TIDAL AND BLOOD HALOTHANE AND NITROUS OXIDE IN SURGICAL PERSONNEL