APA (7th ed.) Citation

Hakan Güllü. (2015). Should we close PFO? KARE Publishing.

Chicago Style (17th ed.) Citation

Hakan Güllü. Should We Close PFO? KARE Publishing, 2015.

MLA (9th ed.) Citation

Hakan Güllü. Should We Close PFO? KARE Publishing, 2015.

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