APA (7th ed.) Citation

Ozturk, S., & Yetkin, E. Premature Ventricular Complex Causing Ice-Pick Headache. Wiley.

Chicago Style (17th ed.) Citation

Ozturk, Selcuk, and Ertan Yetkin. Premature Ventricular Complex Causing Ice-Pick Headache. Wiley.

MLA (9th ed.) Citation

Ozturk, Selcuk, and Ertan Yetkin. Premature Ventricular Complex Causing Ice-Pick Headache. Wiley.

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