prepared by Clement International Corporation and Syracuse Research Corporation under contract no. 205-88-0608 ; prepared for U.S. Department of Health and Human Services, Public Health Service, Agency for Toxic Substances and Disease Registry
prepared by Clement International Corporation under contract no. 205-88-0608 ; prepared for U.S. Department of Health and Human Services, Public Health Service, Agency for Toxic Substances and Disease Registry
prepared by Research Triangle Institute under contract no. 205-93-0606 ; prepared for U.S. Department of Health and Human Services, Public Health Service, Agency for Toxic Substances and Disease Registry
conducted by the American Association for the Advancement of Science for the U.S. Environmental Protection Agency ; edited by Albert H. Teich, Morris A. Levin, Jill H. Pace