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October 5, 2012
JSC2004-E-41604 (18-21 July 2004) --- Jean-Marc Comtois M.D., chief of Canadian Space Agency astronaut office, prepares his SCUBA gear for a training dive for the NASA Extreme Environment Mission Operations (NEEMO-7) project off the Florida Keys. Dr. Comtois provides medical assistance to the aquanaut crewmembers.