Ivabradine Preserves Cardiac Structure and Reduces Cell Death in Four Dogs With Preclinical Mitral Valve Disease. - Pirintr, Prapawadee; Limprasutr, Vudhiporn; Rungsipipat, Anudep; Rattanapinyopituk, Kasem; Sawangkoon, Suwanakiet; Saengklub, Nakkawee; Kijtawornrat, Anusak (Veterinary Medicine & Science, 2026)