Ferreira, M. C., V. F. de Carvalho, F. Kamamoto, P. Tuma Junior, and A. O. Paggiaro. “Negative Pressure Therapy (vacuum) for Wound Bed Preparation Among Diabetic Patients: Case Series”. São Paulo Medical Journal, vol. 127, no. 3, May 2009, pp. 166-70, https://periodicosapm.emnuvens.com.br/spmj/article/view/1871.