Amorim, Ângelo Mário Vieira, et al. “Effectiveness of Citrate As Anticoagulant in Continuos Veno-Venous Hemodialysis With 60 Hours Cycle in Intensive Care Unit”. ConScientiae Saúde, vol. 9, no. 2, Aug. 2010, pp. 187-93, doi:10.5585/conssaude.v9i2.2163.