Mitchell, Christopher (4) Mitchell, David (3) Mccarl, Ryan (2) Ketchum, Paul R. (university Of Oklahoma), Peck, B. Mitchell (university Of Oklahoma) (1) Edmonds, Carl (formerly Oic Of The Royal Australian Navy Diving Medical Unit, Bennett, Michael (academic Head, Lippmann, John (founder And Chairman Of Divers Alert Network Asia-pacific, Mitchell, Simon (consultant Anaesthesiologist And Diving (1)