1. Nursing Health Sciences Research Unit, Nursing School of Coimbra, Avenida Bissaya Barreto, 3046-851 Coimbra, Portugal
2. Nursing School of Oliveira de Azeméis, CINTESIS@RISE Rua da Cruz Vermelha, 1002, 3720-126 Oliveira de Azeméis, Portugal
3. Health School, University of Aveiro, 3810-193 Aveiro, Portugal
4. Health School, Polytechnic Institute of Leiria, Morro do Lena, Alto do Vieiro.4137, 2411-901 Leiria, Portugal
5. Family Health Unit, Grouping of Health Centers Póvoa de Varzim/Vila do Conde, 4485-460 Vila do Conde, Portugal
6. Nursing School of Porto, CINTESIS@RISE, Rua Dr. António Bernardino de Almeida, 4200-072 Porto, Portugal