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Continue to ChatCarvedilol Therapy is associated with an improvement on QT dispersion in patients with congestive heart failure - https://avesis.atauni.edu.tr/yayin/653a13a8-c4f4-490f-be2f-35e5d66ac7e5/carvedilol-therapy-is-associated-with-an-improvement-on-qt-dispersion-in-patients-with-congestive-heart-failure