Kurniawati, Lavenia, Indrayuni Lukitra Wardhani, Nur Rochmah, and Sulistiawati. “The Relationship Between Beighton Score and Walking Age in Children”. Journal Of The Indonesian Medical Association 71, no. 1 (April 15, 2021): 5-10. Accessed October 1, 2022. https://mki-ojs.idionline.org/jurnal/article/view/355.