1 Department of Molecular Medicine, Division of Pneumology, Center for Diagnosis of Inherited Alpha1-antitrypsin Deficiency, San Matteo Hospital Foundation, University of Pavia, 27100 Pavia, Italy.
2 Department of Molecular Medicine, Division of Pneumology, Center for Diagnosis of Inherited Alpha1-antitrypsin Deficiency, San Matteo Hospital Foundation, University of Pavia, 27100 Pavia, Italy. Electronic address: m.luisetti@smatteo.pv.it.