1. A 6‐month histological analysis on maxillary sinus augmentation with and without use of collagen membranes over the osteotomy window: randomized clinical trial. Issue 1 (12th December 2011) Authors: Barone, A.; Ricci, M.; Grassi, R. F.; Nannmark, U.; Quaranta, A.; Covani, U. Journal: Clinical oral implants research Issue: Volume 24:Issue 1(2013:Jan.) Page Start: 1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗