AGARWAL, A. Improper coupling between inner nut and screw head leading to rod loosening and dislodgement. Romanian Neurosurgery, [S. l.], v. 21, n. 2, p. 236–237, 2014. Disponível em: https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/754. Acesso em: 15 aug. 2026.