RT Journal Article SR Electronic T1 Lung mucosal immunity: immunoglobulin‐A revisited JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 785 OP 786 DO 10.1183/09031936.02.00303902 VO 19 IS 4 A1 M. Lusuardi A1 A. Capelli A1 A. Di Stefano A1 C.F. Donner YR 2002 UL http://erj.ersjournals.com/content/19/4/785.abstract AB