Executive summary of the consensus document of the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC) on the diagnosis and antimicrobial treatment of infections due to carbapenem-resistant Gram-negative bacteria Vicente Pintado; Patricia Ruiz-Garbajosa; David Aguilera-Alonso; Fernando Baquero-Artigao; Germán Bou; Rafael Cantón; Santiago Grau; Belén Gutiérrez-Gutiérrez; Nieves Larrosa; Isabel Machuca; Luis Martínez Martínez; María Milagro Montero; Elena Morte-Romea; Antonio Oliver; José Ramón Paño-Pardo; Luisa Sorlí;