RT Report T1 Environmental Health Criteria 155: Biomarkers and Risk Assessment: Concepts and Principles A1 World Health Organization, K1 environmentally hazardous substance K1 chemical K1 health PB World Health Organization SN 92 4 157155 1 YR 1993 FD 1993 LK https://wedocs.unep.org/handle/20.500.11822/29540 UL https://wedocs.unep.org/handle/20.500.11822/29540 NO The purpose of this monograph is to examine the concepts and to identify the principles for the application of biomarkers to assessment of risk to human health from exposure to chemical agents, with special attention to criteria for selection and validation.The term "biornarker" is used in this monograph, as it is in the US National Academy of Sciences report (US NRC, 1989b), in a broad sense to include almost any measurement reflecting an interaction between a biological system and a potential hazard, which may be chemical, physical or biological. DS UN Environment Document Repository RD Sep 24, 2026