Eka Erwansyah, Ida Bagus Narmada, Endah Mardiati, Marhamah F. Singgih, Fuad Husain Akbar, Siti Astihar. Class II Malocclusion Correction Using Twin Block Appliance: A Literature Review. IJAST [Internet]. 2020May1 [cited 2026Jul.21];29(06):5487 -5491. Available from: http://sersc.org/journals/index.php/IJAST/article/view/19618