Philippine journal of otolaryngology head and neck surgery 

 - Semi-annual. 
<br/><br/> Indexed in the Western Pacific Region Index Medicus (WPRIM) 
<br/><br/><label>ISSN: </label>209401501 
 = Philippine journal of otolaryngology head and neck surgery 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Otolaryngology --Periodicals