**Contents**


Utilization of Subcutaneous Cardioverter-Defibrillator in Poland and Europe–Comparison of the Results of Multi-Center Registries

Reprinted from: *Int. J. Environ. Res. Public Health* **2021**, *18*, 7178, doi:10.3390/ijerph18137178 . . . **83**

## **Dorota Nowosielecka, Wojciech Jache´c, Anna Polewczyk, Łukasz Tułecki, Andrzej Kleinrok and Andrzej Kutarski**

Prognostic Value of Preoperative Echocardiographic Findings in Patients Undergoing Transvenous Lead Extraction

Reprinted from: *Int. J. Environ. Res. Public Health* **2021**, *18*, 1862, doi:10.3390/ijerph18041862 . . . **91**

## **Michał Orszulak, Artur Filipecki, Wojciech Wr ´obel, Adrianna Berger-Kucza, Witold Orszulak and Dagmara Urba ´nczyk-Swi´c et al.**

Regional Strain Pattern Index—A Novel Technique to Predict CRT Response Reprinted from: *Int. J. Environ. Res. Public Health* **2021**, *18*, 926, doi:10.3390/ijerph18030926 . . . **111**
