title: Comments on recent discussions providing differing causation methodologies.
authors.affiliation: 1ToxStrategies, Inc., Tallahassee, Florida, USA.
authors.forename: R C
authors.initials: RC
authors.lastname: James
authors.forename: J
authors.initials: J
authors.lastname: Britt
authors.forename: N C
authors.initials: NC
authors.lastname: Halmes
authors.forename: P S
authors.initials: PS
authors.lastname: Guzelian
mesh_terms: D000818:Animals; D015984:Causality; D004813:Epidemiology; D006801:Humans; D014116:Toxicology