AHF, AMERICAN HEALTH FOUNDATION; BRITISH COLUMBIA MINISTRY OF HEALTH; CA EPA; CANCER RESEARCH LAB; CENTERS FOR DISEASE CONTROL + PREVENTION; DEPT OF PESTICIDE REGULATION; DOW CHEMICAL; FEDERAL FOCUS; FRED HUTCHINSON CANCER RESEARCH CENTER; HARVARD CENTER FOR RISK ANALYSIS; HARVARD SCHOOL OF PUBLIC HEALTH; HHS, DEPT OF HEALTH AND HUMAN SERVICES; INST OF ENVIRONMENTAL MEDICINE; JOHNS HOPKINS SCHOOL OF HYGIENE + PUBLIC; JOHNS HOPKINS UNIV; KAROLINSKA INSTITUTET; LANSDOWNE PANEL; MCLAREN HART ENVIRONMENTAL ENGINEERING; MEDICAL TOXICOLOGY BRANCH; NAM LONG HOSPITAL; NATL CENTER FOR ENVIRONMENTAL HEALTH; RADIATION STUDIES BRANCH; RESEARCH + EVALUATION BRANCH; SIELKEN; UNIV OF CA BERKELEY; UNIV OF CALGARY; YALE UNIV