Sondang, Jefry, Chaeruddin Rasjad, Arifin Seweng, and Prihantono Prihantono. 2019. “Factors Associated With the Number of Casts in the Management of CTEV by Using the Ponseti Method :A Retrospective, Analytical Study”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 47 (1):46-52. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10073.