5Viscusi J A.Private initiatives on food safety:the case of the Colombian poultry industry [J ].Food Control, 1979 (10) : 87-92.
6Keiser J,Pawsey R.Harmonizing sanitary measures and resolving trade disputes through the WTO-SPS framework.Part 1: a case study of the US- Enharmonic-traded beef dispute [ J ].Food Control, 1980 (6) : 26-41.
7Henson S, Northern J.Consumer assessment of the safety of beef at the point of purchase : A pan-European study [ J ].Journal of Agricuhural Economics, 2000 (5) : 27-31.
