Cita APA (7a ed.)

Ashraf S Zidan, M., Amr Farid, M., & MD, A. E. S. (2019). Dysphagia and Dyspnea Caused by Large Anterior Cervical Osteophyte. Egyptian Spine Association.

Cita Chicago Style (17a ed.)

Ashraf S Zidan, MD., MD Amr Farid, y Ahmed El Sobky MD. Dysphagia and Dyspnea Caused by Large Anterior Cervical Osteophyte. Egyptian Spine Association, 2019.

Cita MLA (8a ed.)

Ashraf S Zidan, MD., et al. Dysphagia and Dyspnea Caused by Large Anterior Cervical Osteophyte. Egyptian Spine Association, 2019.