1. Anonymous. Aquamedics are taking a new dimension in problem solving, The Galveston Daily News, Section B, p. 1 (Nov. 5, 1972).
2. Aquadro, C. F. Examination and selection of personnel for work in underwater environment. J. Occup. Med.7:619–625 (Dec. 1965).
3. Behnke, A. R. Problems of living on the sea bed. In: Eaton, B., ed. The Undersea Challenge. Proceedings of the Second World Congress of Undersea Activities, pp. 63–68. London, The British Sub-Aqua Club (1963).
4. Behnke, A. R. Unpublished tables. Furnished by the author.
5. Biersner, R. J., E. K. E. Gunderson, and R. H. Rahe. Relationships of sports interests and smoking to physical fitness. J. Sports Med.12:124–127 (June 1972).