Michalis Efremidis

Consultant Cardiologist in the Electrophysiological Laboratoy

Evangelismos General Hospital in Athens

Articles by Michalis Efremidis, Consultant Cardiologist in the Electrophysiological Laboratoy

Wide QRS Complex Supraventricular Tachycardia with Negative Precordial Concordance

Loukas Pappas, Michalis Efremidis, Konstantinos P Letsas, et al

Citation: American Heart Hospital Journal 2009;7(1):67–8

DOI:

https://doi.org/10.15420/ahhj.2009.7.1.67
Atrial Fibrillation in Heart Failure Patients

Michalis Efremidis, Loukas Pappas,

Citation: European Cardiology 2009;5(1):41–5

DOI:

https://doi.org/10.15420/ecr.2009.5.1.41