Plasma glucose levels and flight.

1 Department of Neurology and Psychiatry, "Sapienza" University of Rome, Italy 2 Department of Anatomy, Histology, Medical-Legal and Orthopaedics, Unit of Occupational Medicine, “Sapienza" University of Rome, Italy 3 General Office for Military Health-Defence General Staff, Rome, Italy 4 Wolfson Institute of Preventive Medicine, Queen Mary's School of Medicine & Dentistry, London 5 INSIS-CNRS, 3 rue Michel Ange F75016 Paris, France LRGP UPR 3349 CNRS University of Lorraine – 1, rue Grandville F54000 Nancy, France