Prameswari N. The response of periodontal ligament collagen fibres and the thickness of inserting periodontal ligament fibre bundles at cementum pressure sites of fixed orthodontic appliances. Dent. J. [Internet]. 2007 Jun. 1 [cited 2024 Aug. 2];40(2):70-5. Available from: https://e-journal.unair.ac.id/MKG/article/view/1056