[1] Univ Glasgow, Glasgow, Lanark, Scotland
[2] Swedish Med Ctr, Seattle, WA USA
[3] Univ Washington, Seattle, WA 98195 USA
[4] Guys & St Thomas Hosp, London, England
[5] Univ Calif San Diego, Sch Med, La Jolla, CA 92093 USA
[6] Univ Rochester, Med Ctr, New York, NY USA
[7] Mem Univ, St John, NF, Canada
[8] Leiden Univ, Med Ctr, Leiden, Netherlands
[9] Univ Amsterdam, Amsterdam, Netherlands
[10] Atrium Med Ctr, Amsterdam, Netherlands
[11] Univ Leeds, Leeds, W Yorkshire, England
[12] Tufts Med Ctr, Boston, MA USA
[13] Novartis Pharma AG, Basel, Switzerland
[14] Novartis Pharmaceut, E Hanover, NJ USA