@article{lam nguyen le2026comparative,
  title={A comparative evaluation of Angle Class II Division 1 malocclusion treatment effects using an activator versus an EF Line® preformed appliance in the Vietnamese population: a randomized controlled trial},
  author={nguyen nu khoi le,lam nguyen le,binh thi cam lu,khue nhut truong,khanh phuong vu le},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={50},
  number={2},
  pages={171--180},
  doi = {10.22514/jocpd.2026.046},
  year={2026}
}