[Blumberger's synchronous tracing method in valvulopathies, neurocirculatory asthenia and arterial hypertension].
D004562:Electrocardiography; D006349:Heart Valve Diseases; D006351:Heart Valves; D006801:Humans; D006973:Hypertension / Q000175:diagnosis*; D008945:Mitral Valve Prolapse; D009449:Neurocirculatory Asthenia / Q000175:diagnosis*
ELECTROCARDIOGRAPHY; HEART VALVES/diseases; HYPERTENSION/diagnosis; NEUROCIRCULATORY ASTHENIA/diagnosis