Motion Sickness, Stress and the Endocannabinoid System. - Choukèr, Alexander; Kaufmann, Ines; Kreth, Simone; Hauer, Daniela; Feuerecker, Matthias; Thieme, Detlef; Vogeser, Michael; Thiel, Manfred; Schelling, Gustav (PLoS ONE, 2010)