1. Prospective Clinical and Radiographic Study of Alveolar Ridge Preservation Combining Freeze‐Dried Bone Allograft With Two Xenogeneic Collagen Matrices. Issue 4 (1st April 2016) Authors: Parashis, Andreas O.; Hawley, Charles E.; Stark, Paul C.; Ganguly, Rumpa; Hanley, James B.; Steffensen, Bjorn Journal: Journal of periodontology Issue: Volume 87:Issue 4(2016) Page Start: 416 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗