[1] Imperial Coll, Natl Heart & Lung Inst, London, England
[2] Imperial Coll, Dept Comp, London, England
[3] Janssen, Res & Dev, High Wycombe, Bucks, England
[4] AstraZeneca, Res & Dev, Sodertalje, Sweden
[5] Areteva, Nottingham, England
[6] GSK, Discovery Med, London, England
[7] Southampton Univ, Fac Med, Southampton, Hants, England
[8] Univ Amsterdam, Fac Med, Amsterdam, Netherlands