Chai, P. K., & A.R, T. A. Lingual orthodontics: A review of its history. Sciendo.
Chicago Style (17th ed.) CitationChai, Poon Kah, and Taverne Aart A.R. Lingual Orthodontics: A Review of Its History. Sciendo.
MLA (9th ed.) CitationChai, Poon Kah, and Taverne Aart A.R. Lingual Orthodontics: A Review of Its History. Sciendo.
Warning: These citations may not always be 100% accurate.