da Veiga, Cristiano Chaves Pessoa, et al. “DOPPLERVELOCIMETRIC EVALUATION OF THE ABDOMINAL AORTA, CRANIAL MESENTERIC AND ILEOCECOCOLICA IN HORSES”. Brazilian Journal of Veterinary Medicine, vol. 33, no. 3, Oct. 2011, pp. 142-6, https://bjvm.org.br/BJVM/article/view/799.