Bersusa, A.A.S. and Lages, J.S. 2008. Impaired skin integrity: identifying and differentiating an arterial/ veined ulcer. Ciência, Cuidado e Saúde. 3, 1 (Oct. 2008), 081-092. DOI:https://doi.org/10.4025/ciencuidsaude.v3i1.5521.