Dr. Helmut Landgraf, Aviation Medicine Specialist at the Aeromedical Center, Vivantes Clinic Berlin # 11.08.2010 # In good shapeTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoConstanze Tress08/11/2010August 11, 2010Dr. Helmut Landgraf, Aviation Medicine Specialist at the Aeromedical Center, Vivantes Clinic Berlin # 11.08.2010 # In good shapehttps://p.dw.com/p/Oiv0Advertisement