1. Institute of Bio-Engineering, University Miguel Hernández and CIBER BBN Avenida de la Universidad, Elche, Spain
2. Department of Communication and Social Psychology, University of Alicante, Alicante, Spain
3. Department of Signal Theory, Communications and Networking, University of Granada, Granada, Spain
4. Department of Electronics and Computer Technology, University of Cartagena, Cartagena, Spain
5. Servicio de Pediatría, Hospital Universitario de San Juan, San Juan de Alicante, Alicante, Spain