APA (7th ed.) Citation

(2019). Headache at the emergency room: Etiologies, diagnostic usefulness of the ICHD 3 criteria, red and green flags.

Chicago Style (17th ed.) Citation

Headache at the Emergency Room: Etiologies, Diagnostic Usefulness of the ICHD 3 Criteria, Red and Green Flags. 2019.

MLA (8th ed.) Citation

Headache at the Emergency Room: Etiologies, Diagnostic Usefulness of the ICHD 3 Criteria, Red and Green Flags. 2019.

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