1. Ribeirão Preto College of Nursing, University of São Paulo, São Paulo, Ribeirão Preto, Brazil
2. Nursing School of Porto, University of Porto, Porto, Portugal
3. Departament of Nursing, University Federal of Santa Catarina, Florianópolis, Brazil
4. College of Nursing, University Federal of Minas Gerais, Belo Horizonte, Brazil
5. Ribeirão Preto Faculty of Medicine, University of São Paulo, São Paulo, Ribeirão Preto, Brazil