1. Centro Singular de Investigación en Tecnologías Intelixentes, Universidad de Santiago de Compostela, Santiago de Compostela, Spain
2. Department of Biostatistics, Harvard T.H. Chan School of Public Health, Harvard University, Boston, MA
3. Department of Kinesiology, San José State University, San Jose, CA
4. Department of Sport Exercise and Rehabilitation, Faculty of Health and Life Sciences, Northumbria University, Newcastle upon Tyne, UK