Lozina, L.A. Peichoto, M.E. Boehringer, S.I. Koscinczuk, P. Granero, G.E. Acosta, O.C. Efficacy of Argentine propolis formulation for topical treatment of canine otitis externa Subjects--Topical Terms: CÃOTERAPIAOTITEBACTÉRIADOENÇA ANIMALPRÓPOLISTRATAMENTO