Affiliation: | (1) The University of Kentucky, Lexington, Kentucky, c40536;(2) Drug Standards Division, The United States Pharmacopeia, 12601, Twinbrook Parkway, Rockville, Maryland, 20852;(3) Ciba Geigy Corporation, Summit, New Jersey, 07901;(4) The University of Rhode Island, Kingston, Rhode Island, 02881;(5) The University of Wisconsin, Madison, Wisconsin, 53706;(6) Baxter HealthCare Corporation, Round Lake, Illinois, 60073;(7) The University of Colorado, Boulder, Colorado, 80309 |