Spiegel, Jerry2007-11-132006-11-212007-11-131993http://hdl.handle.net/10625/30458Text1 digital file (22 p. : ill.)Application/pdfenOCCUPATIONAL HEALTHENVIRONMENTAL HEALTHHEALTH PROGRAMMESSUSTAINABLE DEVELOPMENTNAFTAPOLICY MAKINGMETHODOLOGYPromoting upward harmonization of occupational and environmental health programs under NAFTA : necessary components for an important IDRC study; commentary provided on request to IDRCWorking Paper