Letter to The Editor
Evaluation of heart rate recovery index in heavy smokers
1Clinic of Cardiology, Düzce Atatürk State Hospital; Düzce-Turkey
Anatol J Cardiol 2017; 2(17): 161-161 PubMed ID: 28209936 PMCID: 5336763 DOI: 10.14744/AnatolJCardiol.2017.7599