Walzer, K. A., Adomako-Ankomah, Y., Dam, R. A., Herrmann, D. C., Schares, G., Dubey, J. P., & Boyle, J. P. (2013). Hammondia hammondi, an avirulent relative of Toxoplasma gondii, has functional orthologs of known T. gondii virulence genes. National Academy of Sciences.

Walzer, Katelyn A., Yaw Adomako-Ankomah, Rachel A. Dam, Daland C. Herrmann, Gereon Schares, Jitender P. Dubey, and Jon P. Boyle. Hammondia Hammondi, an Avirulent Relative of Toxoplasma Gondii, Has Functional Orthologs of Known T. Gondii Virulence Genes. National Academy of Sciences, 2013.

Walzer, Katelyn A., et al. Hammondia Hammondi, an Avirulent Relative of Toxoplasma Gondii, Has Functional Orthologs of Known T. Gondii Virulence Genes. National Academy of Sciences, 2013.