[1] Polytech Univ Leiria, Sch Hlth Sci, Campus 2 Morro Lena,Alto Vieiro Apartado 4137, P-2411901 Leiria, Portugal
[2] Visconde Salreu Hosp, Palliat Care Inpatient Unit, Local Hlth Unit Aveiro Reg, Rua Agra 23, P-3865206 Salreu, Portugal
[3] Local Hlth Unit Coimbra, Dept Psychol, P-3004561 Coimbra, Portugal
[4] Alexandria Univ, Fac Nursing, Dept Psychiat Nursing & Mental Hlth, Alexandria 21527, Egypt
[5] Polytech Univ Leiria, Ctr Innovat Care & Hlth Technol ciTechCare, Campus 5,Rua Olhalvas, P-2414016 Leiria, Portugal
[6] Univ Evora, Comprehens Hlth Res Ctr CHRC, P-7000801 Evora, Portugal