Exacerbation frequency and clinical outcomes in adult patients with cystic fibrosis
Kaïssa de Boer, Katherine L Vandemheen, Elizabeth Tullis, Steve Doucette, Dean Fergusson, Andreas Freitag, Nigel Paterson, Mary Jackson, M Diane Lougheed, Vijay Kumar, Shawn D Aaron
Thorax Aug 2011, 66 (8) 680-685; DOI: 10.1136/thx.2011.161117