TY  - RPRT
TI  - Lifting the smokescreen.
AU  - J Britton
AU  - F Godfrey
PY  - 2006
DO  - 10.1183/09031936.06.00037706
UR  - https://pubmed.ncbi.nlm.nih.gov/16707385/
ID  - 16707385
ER  -