S Sahu1, A Kumar2, A Sen3. 1. Classified Specialist, Radiodiagnosis, Institute of Aerospace Medicine, Vimanpura Post, Bangalore. 2. Graded Specialist, Surgery, 5 AF Hospital, C/o 99 APO. 3. Classified Specialist, Pathology & Oncopathology, Command Hospital (AF), Agram Post, Bangalore.