APA (7th ed.) Citation

Athanasios Zafeirakis & Panagiotis Efstathiou. (2020). Health care challenges at mass gatherings. National Scientific Medical Center.

Chicago Style (17th ed.) Citation

Athanasios Zafeirakis and Panagiotis Efstathiou. Health Care Challenges at Mass Gatherings. National Scientific Medical Center, 2020.

MLA (9th ed.) Citation

Athanasios Zafeirakis and Panagiotis Efstathiou. Health Care Challenges at Mass Gatherings. National Scientific Medical Center, 2020.

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