APA
Akhtar J., Shaykhon M., Crocker J. & D'Souza A. R. (20020320). Retropharyngeal lipoma causing dysphagia. : European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery.
Chicago
Akhtar J, Shaykhon M, Crocker J and D'Souza A R. 20020320. Retropharyngeal lipoma causing dysphagia. : European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery.
Harvard
Akhtar J., Shaykhon M., Crocker J. and D'Souza A. R. (20020320). Retropharyngeal lipoma causing dysphagia. : European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery.
MLA
Akhtar J, Shaykhon M, Crocker J and D'Souza A R. Retropharyngeal lipoma causing dysphagia. : European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery. 20020320.