title: Implementation of three Rs methods in 3rd World countries.
authors.affiliation: Pan American Health Organization, Washington, DC 20037, USA. difabioj@paho.org
authors.forename: J L
authors.initials: JL
authors.lastname: Di Fabio
authors.forename: J
authors.initials: J
authors.lastname: Milstien
mesh_terms: D000826:Animal Testing Alternatives; D000818:Animals; D003906:Developing Countries; D017408:Guidelines as Topic; D015203:Reproducibility of Results