@article{denden_khelil_knani_lakhdar_perrin_lefranc_chibani_2010,  title={Alpha-1 antitrypsin gene polymorphism in Chronic Obstructive Pulmonary Disease (COPD)},  volume={33},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572009005000107},  DOI={10.1590/S1415-47572009005000107},  number={1},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Denden, Sabri and Khelil, Amel Haj and Knani, Jalel and Lakhdar, Ramzi and Perrin, Pascale and Lefranc, Gérard and Chibani, Jemni Ben},  year={2010},  pages={23–26} }