Authors' response.
Field JK, Baldwin D, Brain K, Devaraj A, Eisen T, Duffy SW, Hansell DM, Kerr K, Page R, Parmar M, Weller D, Whynes D, Williamson P.
Field JK, et al.
Thorax. 2013 Jan;68(1):105. doi: 10.1136/thoraxjnl-2012-202442.
Thorax. 2013.
PMID: 23359880
No abstract available.