de Serres, F.J., M. Luisetti, I. Ferrarotti, I. Blanco, and E. Fernández-Bustillo. “Alpha-1 Antitrypsin Deficiency in Italy: Regional Differences of the PIS and PIZ Deficiency Alleles”. Monaldi Archives for Chest Disease 63, no. 3 (September 30, 2005). Accessed November 22, 2024. https://www.monaldi-archives.org/macd/article/view/630.