Rizvi, HM, MA Sikder, and MZ Hossain. “Orthodontic Treatment of Severe Crowding Malocclusion With Extraction of Premolars”. Bangladesh Journal of Orthodontics and Dentofacial Orthopedics 2, no. 2 (August 13, 2013): 30–33. Accessed November 21, 2024. https://banglajol.info/index.php/BJODFO/article/view/16161.