Paladino, Camila Moreira, et al. “ Therapeutic Play in Preparing for Surgery: Behavior of Preschool Children During the Perioperative Period ”. Revista Da Escola De Enfermagem Da USP, vol. 48, no. 3, June 2014, pp. 423-9, https://doi.org/10.1590/S0080-623420140000300006.