Tabla de Contenidos: “…White -- Revision of Appendix A to the European Convention ETS 123: The Participants, the Process, and the Outcome--Derek Forbes -- Breakout Session: Rats and Mice -- Effects of Housing Density and Cage Type on Young Adult C57BL/6J Mice -- New Housing Standards for Rats and Mice Developed with Focus on the Needs of the Animals -- Breakout Session: Approaches for Implementing Current US and European Guidelines for Housing Standards for Dogs and Cats -- Breakout Session: Nonhuman Primates -- Breakout Session: Rabbit Housing -- Session 4 Environmental Control for Animal Housing -- Environmental Controls (US Guidance)--Bernard Blazewicz and Dan Frasier -- European Guidelines for Environmental Control in Laboratory Animal Facilities--Harry J. …”