Octavius, Gilbert Sterling, Thalia Sugiarto, Fransisca Handy, and Rima Natasha Hartanto. “Flat Foot at 5 to 6-Year-Old and History of Delayed Walking”. Paediatrica Indonesiana 60, no. 6 (November 13, 2020): 321–7. Accessed April 19, 2025. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/2438.