Deado, A.C. de O. et al. 1998. Prevalence of gastric lesions (ulcers and/or erosions) and their relationship to possible stressfull factors in asymptomatic Quarter Horse foals: endoscopic survey. Brazilian Journal of Veterinary Research and Animal Science. 35, 4 (Jan. 1998), 166–169. DOI:https://doi.org/10.1590/S1413-95961998000400004.