==== Vocabulary ====
**Concepts:** symptoms, bradycardia_treatment, tachycardia_treatment,  blood_pressure, heart_parameters, qrs_parameter, sinus_rythm, treatment_response

**Relations:** bradycrdia_treatment -> symptoms, tachycardia_treatment -> symptoms, symptoms -> blood_pressure, symptoms -> heart_parameters, symptoms -> qrs_parameters, treatment_response -> bradycardia_treatment, sinus_rythm -> tachycardia_treatment