1. Columbia University, New York, New York
2. Hoechst-Roussel Pharmaceuticals, Inc., Somerville, New Jersey
3. Knoll Pharmaceuticals, a Unit of BASF K & F Corporation, Whippany, New Jersey
4. Hahnemann University, Philadelphia, Pennsylvania
5. Biopharmaceutical Research Consultants, Inc., Ann Arbor, Michigan
6. Food and Drug Administration, Rockville, Maryland
7. Sterling-Winthrop Research Institute, Rensselaer, New York
8. Ancaster, Ontario, Canada
9. University of North Carolina, Chapel Hill, North Carolina
10. *Present affiliation: Mount Sinai Medical Center, New York, New York
11. †Previous affiliation: Warner-Lambert Company, Ann Arbor, Michigan.