1 FP-I3ID, Escola Superior de Saúde-Fernando Pessoa, Porto, Portugal; CIR, ESS, Polytechnic of Porto, Porto, Portugal. Electronic address: rvilarinho@ufp.edu.pt.
2 Pulmonology Department, Centro Hospitalar de Vila Nova de Gaia/Espinho, Vila Nova de Gaia, Portugal; Department of Community Medicine, Health Information and Decision (MEDCIDS), Faculty of Medicine of University of Porto, Porto, Portugal.
3 FP-I3ID, Escola Superior de Saúde-Fernando Pessoa, Porto, Portugal; KinesioLab Research Unit in Human Movement, Department of Physiotherapy, School of Health, Piaget Institute, Vila Nova de Gaia, Portugal.
4 KinesioLab Research Unit in Human Movement, Department of Physiotherapy, School of Health, Piaget Institute, Vila Nova de Gaia, Portugal; Northern Health School of Portuguese Red Cross, Oliveira de Azeméis, Portugal.
5 FP-I3ID, Escola Superior de Saúde-Fernando Pessoa, Porto, Portugal.
6 CINTESIS@RISE, MEDCIDS, Faculty of Medicine of University of Porto, Porto, Portugal.