Sartore, Alessandra Cristina, and Sonia Aurora Alves Grossi. “Herth Hope Index: Instrument Adapted and Validated to Portuguese”. Revista Da Escola De Enfermagem Da USP, vol. 42, no. 2, June 2008, pp. 227-32, https://doi.org/10.1590/S0080-62342008000200003.