Gamba, Mônica Antar, Sabina Léa Davidson Gotlieb, Denise Pimentel Bergamaschi, and Lucila A C Vianna. 2004. “ Lower Extremity Amputations in Diabetic Patients: A Case-Control Study ”. Revista De Saúde Pública 38 (3): 399-404. https://doi.org/10.1590/S0034-89102004000300010.