30. 1. 2020 Matúš Šucha Original 1920px Docent Matúš Šucha from the psychology department of Palacký University in Olomouc Additional info Original 1920px Original 1920px File type: JPGFile size: 2 MBDimensions: 4896 × 7184 pxPublished: 30. 1. 2020 Related article: Dangerous microsleep: Useful tips how to stay alert Tags 2020
