[1] INT LIFE SCI INST, WASHINGTON, DC 20036 USA
[2] CTR WATER RES, MEDMENHAM, BUCKS, ENGLAND
[3] PACIFIC NW LAB, RICHLAND, WA 99352 USA
[4] US EPA, NATL HLTH & ENVIRONM EFFECTS RES LAB, RES TRIANGLE PK, NC 27711 USA
[5] NIEHS, RES TRIANGLE PK, NC 27709 USA
[6] CHEM IND INST TOXICOL, RES TRIANGLE PK, NC 27709 USA
[7] CAMP DRESSER & MCKEE INC, WALNUT CREEK, CA 94596 USA
[8] WHO, INT PROGRAMME CHEM SAFETY, GENEVA, SWITZERLAND
[9] COCA COLA CO, ATLANTA, GA 30301 USA
[10] UNIV KANSAS, MED CTR, KANSAS CITY, KS 66103 USA
[11] METROPOLITAN WATER DIST SO CALIF, LA VERNE, CA 91750 USA
[12] COLORADO STATE UNIV, FT COLLINS, CO 80523 USA
[13] EA ENGN SCI & TECHNOL INC, SILVER SPRING, MD 20910 USA