Inflamm Bowel Dis 2014 Feb;20(2):329-38
*Department of Respiratory Medicine, Instituto Nacional de Silicosis, Hospital Universitario Central de Asturias, Oviedo, Spain; †Department of Digestive Diseases, Hospital Universitario Central de Asturias, Oviedo, Spain; ‡Department of Microbiology, Mycobacterial Reference Unit, Hospital Universitario Central de Asturias, Oviedo, Spain; §Department of Respiratory Medicine, Hospital Arnau de Villanova, Valencia, Spain; ‖Division of Pulmonary and Critical Care Medicine and Mayo Clinic Center for Tuberculosis, Mayo Clinic, Rochester, Minnesota; ¶Department of Radiology, Hospital Universitario Central de Asturias, Oviedo; and **Oficina de Investigación Biosanitaria, Hospital Universitario Central de Asturias, Oviedo, Spain.