A. M. G. Pierin, K. G. Padilha, A. M. Tranquitelli, and C. Osawa, “Nursing care of critical patient: proposal of an evaluation tool”, Rev. Esc. Enferm. USP, vol. 25, no. 1, pp. 95–101, Apr. 1991, doi: 10.1590/0080-6234199102500100095.