[1] TH Mittelhessen Univ Appl Sci, Biomed Engn, Giessen, Germany
[2] TH Mittelhessen Univ Appl Sci, Med Informat, Giessen, Germany
[3] ThoraTech GmbH, Res, Giessen, Germany
[4] Philipps Univ Marburg, Interdisciplinary Sleep Disorders Ctr Hessen, Marburg, Germany
[5] Ingn Buero Med Tech GmbH, Res, Wettenberg, Germany