[1
]
Department of Anesthesia, Klinikum Klagenfurt, Klagenfurt, Austria.
[2
]
Department of Pediatric Surgery, Medical University of Graz, Graz, Austria.
[3
]
Department of Statistics, University of Klagenfurt, Klagenfurt, Austria.
[4
]
Department of Anatomy, Medical University of Graz, Graz, Austria.
[5
]
Department of Neurorehabilitation, Krankenhaus Hermagor, Hermagor, Austria.
[6
]
Institute of Pathophysiology, Medical University of Graz, Graz, Austria.