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2 Kruger JM, Lulich JP, Merrils J, et al. Proceedings. American College of Veterinary Internal Medicine Forum 2013.

 

3 Pereira GG, Fragoso S, Pires E. Effect of dietary intake of L-tryptophan supplementation on multi housed cats presenting stress related behaviors, in Proceedings. BSAVA 2010.

 

4 Beata C, Beaumont-Graff E, Coll V, et al. Effect of alpha-casozepine (Zylkene) on anxiety in cats. J Vet Behav. 2007;2(2):40-46.