APA (7th ed.) Citation

Šalapa, M., Huťan, M., & Zelenák, J. Penetrating cardiac injury.

Chicago Style (17th ed.) Citation

Šalapa, Michal, Martin Huťan, and J. Zelenák. Penetrating Cardiac Injury.

MLA (9th ed.) Citation

Šalapa, Michal, et al. Penetrating Cardiac Injury.

Warning: These citations may not always be 100% accurate.