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1.Deborah L. Duffy and James A. Serpell (2006, November). Non-reproductive effects of spaying and neutering on behavior in dogs. Proceedings of the Third International Symposium on Non-Surgical Contraceptive Methods for Pet Population Control. Alexandria, Virginia.

2.Parvene Farhoody (2010) Behavioral and Physical Effects ofSpaying and Neutering Domestic Dogs (Canis familiaris). Masters thesis submitted to and accepted by Hunter College.



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