EXTERNAL COOLING METHODS— MULLKR and DAMMANN 421 



15. Jaeger, H. W. : Panel discussion on advantages and disadvantages of various metliods in 



hypothermia, International Symposium, Cardiovascular Surgery, Henry Ford Hospital 

 1955. 



16. Khalil, H. H., and MacKeith, R. C. : A simple method of raising and lowering body tem- 



perature, Brit. Med. J. 2: 734, 1954. 



17. Bigelow, W. G., Hopps, J. A., and Callaghan, J. C. : Radio frequency rewarming in resusci- 



tation from hypothermia, Canadian J. Med. Sciences 30: 185, 1952. 



18. Lewis, John: Personal communication, July 1955. 



19. Lind, J., and Senning, A. : Stockholm, Sweden. Personal communication, July 1955. 



20. Berne, R. AI. : The effect of immersion hypothermia on coronary blood flow Circ Research 



2: 236, 1954. 



