title: [Mitral valve insufficiency detected using Doppler echocardiography in marathon runners].
mesh_terms: D000328:Adult; D004452:Echocardiography; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000175:diagnosis*; D011446:Prospective Studies; D012420:Running
vernacular_title: Insuficiencia valvular mitral detectada por ecocardiografía Doppler en atletas corredores de maratón.