Valenti Obino F, Testarelli L, Di Nardo D, Signorini L, Galli M. Champagne Cap Technique: a minimally invasive crestal sinus lift for severely atrophic maxillae . Ann Stomatol (Roma) [Internet]. 2025 Aug. 28 [cited 2025 Sep. 1];16(3):342-7. Available from: https://www.annalidistomatologia.eu/ads/article/view/407