1. Ribeirão Preto College of Nursing, University of São Paulo, Ribeirao Preto 14040-902, Brazil
2. Faculty of Medicine of Botucatu, São Paulo State University, Botucatu 18618-687, Brazil
3. Federal University of Santa Catarina, Florianópolis 88040-900, Brazil
4. Faculty of Rehabilitation Sciences, University of Dortmund, 44227 Dortmund, Germany