TY - RPRT TI - Maxillary sinus augmentation using different grafting materials and osseointegrated dental implants in monkeys. Part II. Evaluation of porous hydroxyapatite as a grafting material. AU - C R Quiñones AU - M B Hürzeler AU - P Schüpbach AU - A Kirsch AU - P Blum AU - R G Caffesse AU - J R Strub PY - 1997 DO - 10.1034/j.1600-0501.1997.080607.x UR - https://pubmed.ncbi.nlm.nih.gov/9580408/ ID - 9580408 ER -