, Putta, S. ., Walker, J. ., Smith, J. ., Maki, N. ., & Tsonis, P. . (2013). Salamander Hox clusters contain repetitive DNA and expanded non-coding regions: a typical Hox structure for non-mammalian tetrapod vertebrates?. Human Genomics, 7, 9. https://doi.org/10.1186/1479-7364-7-9 (Original work published 2013)