Herzmann Christian, Sotgiu Giovanni, Schaberg Tom, Ernst Martin, Stenger Steffen, Lange Christoph
Division of Clinical Infectious Diseases, Research Center Borstel, Borstel, Germany Center for Clinical Studies, Research Center Borstel, Borstel, Germany.
Epidemiology and Medical Statistics Unit, Dept of Biomedical Sciences, University of Sassari, Research Medical Education and Professional Development Unit, AOU Sassari, Sassari, Italy.
Eur Respir J. 2014 Oct;44(4):1087-90. doi: 10.1183/09031936.00086514. Epub 2014 Jun 25.