1. The American Heritage® Stedman’s Medical Dictionary,2004
2. Cardiovascular effects of halothane in the horse;Steffey;Am J Vet Res,1978
3. Phylogenetic association in relation to certain medical problems;Crile;Boston Med Surg J,1910
4. Balanced anesthesia;Lundy;Minn Med,1926
5. Intravenous lignocaine anaesthesia;De Clive-Lowe;Anaesthesia,1958