1. Research Group in Telematics Engineering, Telematics Department, Universidad del Cauca, Popayán 190002, Colombia
2. Medical Faculty, University of Regensburg, 93053 Regensburg, Germany
3. eHealth Competence Center Bavaria, Deggendorf Institute of Technology, 94469 Deggendorf, Germany
4. First Medical Faculty, Charles University Prague, 12800 Prague, Czech Republic