Gamba, M. A., Gotlieb, S. L. D., Bergamaschi, D. P., & Vianna, L. A. C. (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