Dini, Ariane Polidoro, and Edinêis de Brito Guirardello. “ Pediatric Patient Classification System: Improvement of an Instrument ”. Revista Da Escola De Enfermagem Da USP, vol. 48, no. 5, Oct. 2014, pp. 787-93, https://doi.org/10.1590/S0080-6234201400005000003.