A Retrospective Case Report Series of Clinical Outcomes with Moderately Rough, Wide-Diameter 8-mm Implants in the Posterior Maxilla
https://www.ncbi.nlm.nih.gov/pubmed/23820716– Kim YK, Kim JH, Yi YJ, Yun PY, Kim SG, Oh JS, Kim JS.
Case Series of Maxillary Sinus Augmentation with Biphasic Calcium Phosphate: A Clinical and Radiographic Study
http://synapse.koreamed.org/DOIx.php?id=10.5051/jpis.2011.41.2.98– Cha JK, Park JC, Jung UW, Kim CS, Cho KS, Choi SH.