A comparative clinical study of bone density around zirconia implants (ISSA N.Z.I) ) traditionally loaded and those loaded early and gradually. . Tuj-hlth [Internet]. 2021 Sep. 16 [cited 2026 Nov. 1];43(4). Available from: https://journal.latakia-univ.edu.sy/index.php/hlthscnc/article/view/10912