List of Contributors
E . J . A R I E N S , D e p a r t m e n t of Pharmacology, F a c u l t y of Medicine, University of Nijmegen, The Netherlands
G. A . J . VAN Os, I n s t i t u t e of Physical Biochemistry, University of Nijmegen, T h e Netherlands
J . M. VAN ROSSUM, D e p a r t m e n t of Pharmacology, F a c u l t y of Medicine, University of Nijmegen, The Netherlands
A . M. SIMONIS, D e p a r t m e n t of Pharmacology, F a c u l t y of Medicine, University of Nijmegen, The Netherlands
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