“Management of Angle Class I Malocclusion With Severe Crowding and Bimaxillary Protrusion by Extraction of Four Premolars: A Case Report”. Acta Medica Philippina 53, no. 5 (October 10, 2019). Accessed October 5, 2025. https://luna.upm.edu.ph/index.php/acta/article/view/76.