Influence of micro- and macro-vascular disease and Tumor Necrosis Factor Receptor 1 on the level of lower-extremity amputation in patients with type 2 diabetes oleh Fabrice Schneider, Pierre-Jean Saulnier, Elise Gand, Mathieu Desvergnes, Nicolas Lefort, Eric Thorin, Nathalie Thorin-Trescases, Kamel Mohammedi, Stéphanie Ragot, Jean-Baptiste Ricco, Samy Hadjadj