Oro-antral communication closure using collagenated porcine cortical lamina: A retrospective study of 34 casesNicolas Jaballah-Magdeleine, Soufiane Boussouni, Philippe Michel and Clotaire Kati-CoulibalyJ Oral Med Oral Surg, 30 2 (2024) 18DOI: https://doi.org/10.1051/mbcb/2023038