Comparative adverse cardiac effects of pimobendan and benazepril monotherapy in dogs with mild degenerative mitral valve disease: a prospective, controlled, blinded, and randomized study - Chetboul, V; Lefebvre, HP; Sampedrano, CC; Gouni, V; Saponaro, V; Serres, F; Concordet, D; Nicolle, AP; Pouchelon, JL (J Vet Intern Med, 2007)