Nasal abnormalities in cystic fibrosis mice independent of infection and inflammation - Hilliard,TN; Zhu,J; Farley,R; Escudero-Garcia,S; Wainwright,BJ; Jeffery,PK; Griesenbach,U; Bush,A; Davies,JC; Alton,EWFW (AMERICAN JOURNAL OF RESPIRATORY CELL AND MOLECULAR BIOLOGY, 2008)