Malcher, José Carlos Rodrigues, et al. “Efficacy of Neem (Azadirachta Indica) in the Treatment of Malassezia Sp. Otitis Externa on Dogs”. Brazilian Journal of Veterinary Medicine, vol. 34, no. Supl.1, Dec. 2012, pp. 89-94, https://bjvm.org.br/BJVM/article/view/757.