1. Department of Electrical Engineering, Eindhoven University of Technology, 5612 AP Eindhoven, The Netherlands
2. Department of Personal and Preventive Care, Philips Research, 5556 AE Eindhoven, The Netherlands
3. Department of Clinical Physics, Máxima Medical Center, 5504 DB Veldhoven, The Netherlands
4. Sleep Medicine Center, Kempenhaeghe, 5591 VE Heeze, The Netherlands
5. The Center for Intelligent Medical Electronics, School of Information Science and Technology, Fudan University, Shanghai 200433, China
6. Department of Neonatology, University Medical Center Utrecht, Wilhelmina Children’s Hospital, 3584 EA Utrecht, The Netherlands
7. Department of Neonatology, Máxima Medical Center, 5504 DB Veldhoven, The Netherlands