J.-L. Rault, K. A. McMunn, J. N. Marchant-Forde and D. C. Lay, Jr. Gas alternatives to carbon dioxide for euthanasia: A piglet perspective doi: 10.2527/jas.2012-5761 originally published online January 23, 2013 2013, 91:1874-1883. J ANIM SCI http://www.journalofanimalscience.org/content/91/4/1874 the World Wide Web at: The online version of this article, along with updated information and services, is located on www.asas.org at University of Melbourne on July 2, 2013 www.journalofanimalscience.org Downloaded from