1 Medical-Surgical Unit of Respiratory Diseases, Virgen del Rocío University Hospital, Calle Águilas n 16 casa 1, Mairena del Aljarafe, Sevilla, 41003, Spain.
2 Biomedical Research Institute, Sevilla, Spain.
3 Torrecárdenas Hospital, Almería, Spain.
4 Medical-Surgical Unit of Respiratory Diseases, Virgen del Rocío University Hospital, Calle Águilas n 16 casa 1, Mairena del Aljarafe, Sevilla, 41003, Spain. [email protected].