Founded in 1981
ISSN 1908 4889 (Print)
ISSN 2094 1501 (Online)
Manuscripts should be submitted via the editorial online submission and peer-review system available at https://pjohns.pso-hns. org/index.php/pjohns. Authors must first register to use the site. There are NO article processing charges or fees for submission, editing, review, and publication.
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SUBSCRIPTION
The Journal is published semiannually in paid print and free open access electronic versions; subscribers will receive two printed issues per year plus supplements on special topics. PSOHNS Fellows in good standing are automatically enrolled subscribers with no additional fees except for the supplements. Non-fellows may subscribe to print copies at the following rates, which include delivery fees. Institutional (multiple-reader rates) apply to libraries, schools, hospitals, and government, commercial and private institutions and organizations. Individual subscriptions must be in the name of, billed to, and paid by individuals. Forms are available in each issue or from http://journal.pso-hns.org/order-form/
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DISCLAIMER
Statements and opinions expressed in the articles, contributions and communications herein are those of the author(s) and not necessarily those of the Editor(s) or the Publisher (Philippine Society of Otolaryngology Head and Neck Surgery). The Editors and the PSOHNS assume no responsibility for any injury and/or damage to persons or property as a matter of product liability or negligence or which otherwise arise from use or operation of any methods, products, instructions or ideas cited or discussed in any article, contribution or communication in this Journal.
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REPRINTS/ADVERTISING
Reprint requests (unless available from corresponding authors) and advertising inquiries may be addressed to the Managing Editor, Philippine Journal of Otolaryngology Head and Neck Surgery, No. 27 Manga Road, Barangay Kaunlaran, Quezon City 1111, Philippines
Founded in 1981
ISSN 1908 4889 (Print)
ISSN 2094 1501 (Online)
Editor
José Florencio F. Lapeña, Jr., MA, MD
Manila, PHILIPPINES
Associate Editors
Christopher Malorre E. Calaquian, MD
Muntinlupa City, PHILIPPINES
Ryner Jose D. Carrillo, MD, MSc
Taguig City, PHILIPPINES
Samantha R. Soriano-Castañeda, MD
Pasig City, PHILIPPINES
Antonio H. Chua, MD
Quezon City, PHILIPPINES
Rhodora A. del Rosario-Ocampo, MD, MPH
Los Baños, Laguna, PHILIPPINES
Rodante A. Roldan, MD
Quezon City, PHILIPPINES
Marifee U. Reyes, MD
Naga City, Camarines Sur, PHILIPPINES
Filipina T. Cevallos-Schnabel, MD, MPH
Manchester, Tennessee, USA
Peter George J. Tian, MD, MPH
Alberta, CANADA
Managing Editor
Erasmo Gonzalo dV. Llanes, MD
Pasig City, PHILIPPINES
Editorial Advisory Board
Jose M. Acuin, MD, MSc
Las Piñas City, PHILIPPINES
Robert G. Berkowitz, MBBS, MD
Melbourne, AUSTRALIA
Charlotte M. Chiong, MD, PhD
Malolos, Bulacan, PHILIPPINES
Jose Angelito U. Hardillo, MD, PhD
Rotterdam, The NETHERLANDS
KJ Lee, MD
New Haven, Connecticut, USA
Editorial Assistant
Rowena C. Saplala, BS
Quezon City, PHILIPPINES
Philippine Journal of Otolaryngology Head and Neck Surgery
Founded in 1981
ISSN 1908 4889 (Print)
ISSN 2094 1501 (Online)
The Philipp J Otolaryngol Head Neck Surg is indexed on the Health Research and Development Network (HERDIN-NeON) available at http://pjohns.herdin.ph/ supported by the Philippine Council for Health Research Development, Department of Science and Technology (PCHRD-DOST); the ASEAN Citation Index available at https://www.asean-cites.org/index.php?r=journal%2Fpublic-view&id=618 ; the Asia Pacific Medical Journal Articles Central Archives (APAMED Central) available at https://apamedcentral.org/search.php?where=jvolume&id=11&code=0011PJOHNS ; and the WesternPacific Region Index Medicus (WPRIM) available at http://www.wprim.org/ of the World Health Organization (WHO).
PHILIPPINE SOCIETY OF OTOLARYNGOLOGY
HEAD AND NECK SURGERY, Inc.
No. 27 Manga Road
Bgy.Kaunlaran
Quezon City 1111
Philippines
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License