Soriano, P. A., Llanes, E. G., Dela Cruz, A. P., & Mendoza, K. M. (2022). Effect of Proton Pump Inhibitors on Reflux Symptom Index (RSI) and Reflux Finding Score (RFS) in Patients with Laryngopharyngeal Reflux: A Systematic Review and Meta-Analysis. Philippine Journal of Otolaryngology Head and Neck Surgery, 37(1), 6. https://doi.org/10.32412/pjohns.v37i1.1697