1 Department of Physiology, University of Murcia, IMIB-Arrixaca, 30100, Murcia, CP, Spain.
2 Health Area of Lorca, Lorca, Murcia, Spain.
3 Department of Physiology, University of Murcia, IMIB-Arrixaca, 30100, Murcia, CP, Spain. garaulet@um.es.
4 Division of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, Boston, MA, 02115, USA. garaulet@um.es.