Article Takedown/Update Request

This is an update request for the document Symmetry and transitivity of conditional relations in monkeys (Cebus apella) and pigeons (Columba livia) by M. R. D'Amato, David P. Salmon, Eric Loukas and Art Tomie

Your paper was deposited in PubMed Central and appears online at http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1348159
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