लेखक: Henrik Holbech

JOHN W. GREEN, PHD, PHD is currently a Principal Consultant Biostatistics in Du Pont Data Science and Informatics Group. Dr. Green is the lead Du Pont statistician developing internal expertise and training in probabilistic risk assessment methods following guidance developed by EUFRAM and has been very active in OECD expert groups developing test guidelines and guidance documents. TIMOTHY A. SPRINGER, PHD has served as the statistician for Wildlife International, a leading contract ecotoxicology testing laboratory, for over 25 years. HENRIK HOLBECH, PHD is an Associate Professor in Ecotoxicology at the University of Southern Denmark.