Lapeña JFF. Impact, Not Just Impact Factor: Responding to the Manila Declaration on the Availability and Use of Health Research Information. Philipp J Otolaryngol Head Neck Surg [Internet]. 2015 Dec. 2 [cited 2024 May 4];30(2):4-5. Available from: https://pjohns.pso-hns.org/index.php/pjohns/article/view/331