Bickle, I. C. (2014). Pyriform Sinus Fistula. Philippine Society of Otolaryngology-Head and Neck Surgery, Inc.
Chicago Style (17th ed.) CitationBickle, Ian C. Pyriform Sinus Fistula. Philippine Society of Otolaryngology-Head and Neck Surgery, Inc, 2014.
MLA (8th ed.) CitationBickle, Ian C. Pyriform Sinus Fistula. Philippine Society of Otolaryngology-Head and Neck Surgery, Inc, 2014.
Warning: These citations may not always be 100% accurate.