1Jemt T. Regeneration of gingival papillae after single-implant treatment, lnt J Periodontics Restorative Dent, 1997,17 : 326-333.
2Scalar AG. Soft-tissue and esthetic considerations in imlant therapy. London: Quintessence,2004. 75-123.
3Davarpanah M, Martinez H, Lazzara R, et al. Surgical approach. In:Davarpanah M, Martinez H, Kebir M, et al. Clinical mannual of imlant dentistry. London: Quintessence ,2003.67-87.
4Palacci P. Perioimplant soft tissue management: papilla regeneration technique. In: Palacci P. Optimal implant positioning, and soft tissue management for the Branemark system. London: Quintessence,1995.59-70.
6Misch CE, Al-Shammari KF, Wang HL.Creation of intefimplant papillae through a split-finger technique. Implant Dent, 2004,13 : 20-25.
7Jung RE, Siegenthaler DW, Hammerle CH. Postextraction tissue management: a soft tissue punch technique.Int J Periodontics Restorative Dent ,2004,24:545-553.
8Sethi A, Kaus T. Corrective soft-tissue surgery.In.. Sethi A, Kaus T. Practical imlant dentistry. London:Quintessence,2005. 249-269.
9Jemt T. Regenration of glnglval papillae after single-implant treatment [ J]. Int J Pefiodontics Restorative Dent, 1997, 17 : 327 - 333.
10Gomez-Roman G, Kruppenbacher M, Weber H, et al. Immediate postextraction implant placement with root-analog stepped implants: surgical procedure and statistical outcome after 6 years [J]. Int J Oral Maxillofae Implants, 2001, 16:503 -513.
