“Facial Gingival Level Evaluation With and Without Connective Tissue Graft Using Tunnel Technique on Single Immediate Implants in the Esthetic Zone: A Randomized Controlled Clinical Trial”. Journal of Osseointegration 14, no. 2 (December 9, 2021): 69–80. Accessed November 8, 2025. https://www.journalofosseointegration.eu/jo/article/view/442.