1 Lung Cancer and Respiratory Diseases Unit, Center for Biomedical Research of La Rioja (CIBIR), Fundación Rioja Salud, 26006 Logroño, Spain.
2 Telomeres and Telomerase Group, Molecular Oncology Program, Spanish National Cancer Centre (CNIO), 28029 Madrid, Spain.
3 Thoracic Oncology, Research Institute Hospital 12 de Octubre, 28041 Madrid, Spain.
4 Department of Physiology, Faculty of Medicine, Complutense University, 28040 Madrid, Spain.
5 Department of Respiratory Medicine, University Hospital of Santiago de Compostela (CHUS), 15706 Santiago de Compostela, Spain.
6 Health Research Institute of Santiago de Compostela (FIDIS), 15706 Santiago de Compostela, Spain.
7 Spanish Biomedical Research Networking Centre-CIBERES, 15706 Santiago de Compostela, Spain.
8 Department of Biochemistry and Molecular Biology, Faculty of Biology-Biological Research Centre (CIBUS), Universidad de Santiago de Compostela, 15706 Santiago de Compostela, Spain.