Factors Affecting Patient Referral to Periodontists from General Dental Practitioners in the City of Manila: A Descriptive Cross-sectional Study. Acta Med Philipp [Internet]. 2024 Dec. 5 [cited 2025 Apr. 24];. Available from: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/11278