title: Re: The use of uncertainty factors in estimating health risks.
authors.forename: K M
authors.initials: KM
authors.lastname: Crofton
authors.forename: R C
authors.initials: RC
authors.lastname: MacPhail
authors.forename: H A
authors.initials: HA
authors.lastname: Tilson
mesh_terms: D000818:Animals; D064420:Drug-Related Side Effects and Adverse Reactions; D006801:Humans; D019055:No-Observed-Adverse-Effect Level; D018570:Risk Assessment