TY - JOUR T1 - Prevalence of gastric lesions (ulcers and/or erosions) and their relationship to possible stressfull factors in asymptomatic Quarter Horse foals: endoscopic survey JO - Brazilian Journal of Veterinary Research and Animal Science A1 - DEADO, Antonio Cezar de Oliveira A1 - LOPES, Marco Aurélio Ferreira A1 - GANDOLFI, Waldir SN - 1413-9596 UL - 10.1590/S1413-95961998000400004 VL - 35 Y1 - 1998 PB - Brasil ER -