Principles for modelling dose-respone for the risk assessment of chemicals - Geneva : World Health Organization, 2009 - xx, 137 p. : ill. ; 21 cm. - Environmentals health criteria ; 239 . - Environmentals health criteria ; 239 . ISBN: 9789241572392 Hadiah Subjects--Topical Terms: Chemicals National Library of Medicine Call No.: QV38 / .P954 2009 9HUKM