Santana, Clarissa H., et al. “Granulomatous Lesions in Multiple Organs in a Horse Caused by Halicephalobus Gingivalis”. Brazilian Journal of Veterinary Pathology, vol. 12, no. 3, Nov. 2019, pp. 111-6, https://doi.org/10.24070/bjvp.1983-0246.v12i3p111-116.