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Garcia-Aymerich J, Lange P, Benet M, Schnohr P, Antó JM.Garcia-Aymerich J, et al. Among authors: lange p.Am J Respir Crit Care Med. 2007 Mar 1;175(5):458-63. doi: 10.1164/rccm.200607-896OC. Epub 2006 Dec 7.Am J Respir Crit Care Med. 2007.PMID: 17158282
Schnohr P, Lange P, Nyboe J, Appleyard M, Jensen G.Schnohr P, et al. Among authors: lange p.Ugeskr Laeger. 1991 Feb 25;153(9):660-2.Ugeskr Laeger. 1991.PMID: 2008761Danish.
Lange P, Groth S, Mortensen J, Appleyard M, Nyboe J, Schnohr P, Jensen G.Lange P, et al.Eur Respir J. 1990 Mar;3(3):288-92.Eur Respir J. 1990.PMID: 2340886