Ducci, Adriana Janzantte, Suely Sueko Viski Zanei, and Iveth Yamaguchi Whitaker. 2008. “Nursing Workload to Verify Nurse Patient Ratio in a Cardiology ICU”. Revista Da Escola De Enfermagem Da USP 42 (4): 673-80. https://doi.org/10.1590/S0080-62342008000400009.