Velozo, Kelly Dayane Stochero, et al. “Comparison of Nursing Workload in a Pediatric Intensive Care Unit Estimated by Three Instruments”. Revista Da Escola De Enfermagem Da USP, vol. 55, Aug. 2021, p. e00547, https://doi.org/10.1590/1980-220X-REEUSP-2020-0547.