Marc Nazaré1, Melanie Essrich1, David W Will1, Hans Matter1, Kurt Ritter1, Matthias Urmann1, Armin Bauer1, Herman Schreuder1, Jörg Czech1, Martin Lorenz1, Volker Laux1, Volkmar Wehner1
1Aventis Pharma Deutschland GmbH, D-65926 Frankfurt am Main, Germany