Adell R., Lekholm U., Rockler B., Branemark P. I., Lindhe J., Eriksson B. & Sbordone L. (1986) Marginal tissue reactions at osseointegrated titanium fixtures (I). A 3-year longitudinal prospective study. International Journal of Oral and Maxillofacial Surgery 15: 39 – 52.
Adibrad M., Shahabuei M. & Sahabi M. (2009) Significance of the width of keratinized mucosa on the health status of the supporting tissue around implants supporting overdentures. Journal of Oral Implantology 35: 232 – 237.
Artzi Z., Carmeli G., & Kozlovsky A. (2006) A distinguishable observation between survival and success rate outcome of hydroxyapatite-coated implants in 5-10 years in function. Clinical Oral Implants Research 17: 85 – 93.
Bengazi F., Wennstrom J. L. & Lekholm U. (1996) Recession of the soft tissue margin at oral implants. A 2-year longitudinal prospective study. Clinical Oral Implants Research 7: 303 – 310.
Block M. S., Gardiner D., Kent J. N., Misiek D. J., Finger I. M. & Guerra L. (1996) Hydroxyapatite-coated cylindrical implants in the posterior mandible: 10-year observations. International Journal of Oral & Maxillofacial Implants 11: 626 – 633.
Bouri A. Jr., Bissada N., Al-Zahrani M. S., Faddoul F. & Nouneh I. (2008) Width of keratinized gingiva and the health status of the supporting tissues around dental implants. International Journal of Oral & Maxillofacial Implants 23: 323 – 326.
Boynuegri D., Nemli S. K. & Kasko Y. A. (2013) Significance of keratinized mucosa around dental implants: a prospective comparative study. Clinical Oral Implants Research 24: 928-933.
Brito C., Tenenbaum H. C., Wong B. K., Schmitt C. & Nogueira-Filho G. (2014) Is keratinized mucosa indispensable to maintain peri-implant health? A systematic review of the literature. Journal of Biomedical Materials Research Part B: Applied Biomaterials 102: 643 – 650.
Burkhardt R., Joss A. & Lang N. P. (2008) Soft tissue dehiscence coverage around endosseous implants: a prospective cohort study. Clinical Oral Implants Research 19: 451 – 457.
Buser D., Martin W. & Belser U. C. (2004) Optimizing esthetics for implant restorations in the anterior maxilla: anatomic and surgical considerations. International Journal of Oral & Maxillofacial Implants 19 Suppl: 43 – 61.
Chappuis V., Buser R., Brägger U., Bornstein M. M., Salvi G. E. & Buser D. (2013) Long-term outcomes of dental implants with a titanium plasma-sprayed surface: a 20-year prospective case series study in partially edentulous patients. Clinical Implant Dentistry and Related Research 15: 780 – 790.
Chen S. & Buser D. (2010) Esthetic complications due to implant malpositions: etiology, prevention, and treatment. In: Froum S. J. (Ed.) Dental implant complications: Etiology, prevention, and treatment. Hoboken: Wiley-Blackwell.
Chung D. M., Oh T. J., Shotwell J. L., Misch C. E. &. Wang H.L. (2006) Significance of keratinized mucosa in maintenance of dental implants with different surfaces. Journal of Periodontology 77: 1410 – 1420.
Cosyn J., Hooghe N. & De Bruyn H. (2012) A systematic review on the frequency of advanced recession following single immediate implant treatment. Journal of Clinical Periodontology 39: 582 – 589.
Cosyn J., Sabzevar M.M. & De Bruyn H. (2012) Predictors of inter-proximal and midfacial recession following single implant treatment in the anterior maxilla: a multivariate analysis. Journal of Clinical Periodontology 39: 895 – 903.
Crespi R., Cappare P. & Gherlone E. (2010) A 4-year evaluation of the peri-implant parameters of immediately loaded implants placed in fresh extraction sockets. Journal of Periodontology 81: 1629 – 1634.
Esposito M., Grusovin M. G., Maghaireh H., Coulthard P. & Worthington H.V. (2007) Interventions for replacing missing teeth: management of soft tissues for dental implants. The Cochrane Database of Systematic Reviews: CD006697.
Evans C. D. & Chen S. T. (2008) Esthetic outcomes of immediate implant placements. Clinical Oral Implants Research 19: 73-80.
Fickl S. (2015) Peri-implant mucosal recession: Clinical significance and therapeutic opportunities. Quintessence International 46: 671 – 676.
Frisch E., Ziebolz D., Vach K. & Ratka-Kruger P. (2015) The effect of keratinized mucosa width on peri-implant outcome under supportive postimplant therapy. Clinical Implant Dentistry and Related Research 17 (1 Suppl): e236 – 244.
Gobbato L., Avila-Ortiz G., Sohrabi K., Wang C. W. & Karimbux N. (2013) The effect of keratinized mucosa width on peri-implant health: a systematic review. International Journal of Oral & Maxillofacial Implants 28: 1536 – 1545.
Heitz-Mayfield L. J. (2008) Peri-implant diseases: diagnosis and risk indicators. Journal of Clinical Periodontology 35: 292 – 304.
Hurzeler M. B. & Weng D. (1999) A single-incision technique to harvest subepithelial connective tissue grafts from the palate. The International Journal of Periodontics and Restorative Dentistry 19: 279 – 287.
Kan J. Y., Rungcharassaeng K., Lozada J.L & Zimmerman G. (2011) Facial gingival tissue stability following immediate placement and provisionalization of maxillary anterior single implants: a 2- to 8-year follow-up. International Journal of Oral & Maxillofacial Implants 26: 179 – 187.
Le B., Borzabadi-Farahani A. & Nielsen B. (2016) Treatment of Labial Soft Tissue Recession Around Dental Implants in the Esthetic Zone Using Guided Bone Regeneration With Mineralized Allograft: A Retrospective Clinical Case Series. Journal of Oral and Maxillofacial Surgery (in press).
Lekholm U., Adell R., Lindhe J., Branemark P. I., Eriksson B., Rockler B., Lindvall A. M. & Yoneyama T. (1986) Marginal tissue reactions at osseointegrated titanium fixtures. (II) A cross-sectional retrospective study. International Journal of Oral and Maxillofacial Surgery 15: 53 – 61.
Lin G. H., Chan H. L. & Wang H. L. (2013) The significance of keratinized mucosa on implant health: a systematic review. Journal of Periodontology 84: 1755 – 1767.
Loe H., Anerud A. & Boysen H. (1992) The natural history of periodontal disease in man: prevalence, severity, and extent of gingival recession. Journal of Periodontology 63: 489 – 495.
Malo P., Rigolizzo M., Nobre M., Lopes A. & Agliardi E. (2013) Clinical outcomes in the presence and absence of keratinized mucosa in mandibular guided implant surgeries: a pilot study with a proposal for the modification of the technique. Quintessence International 44: 149 – 157.
Roccuzzo M., Gaudioso L., Bunino M. & Dalmasso P. (2014) Surgical treatment of buccal soft tissue recessions around single implants: 1-year results from a prospective pilot study. Clinical Oral Implants Research 25: 641 – 646.
Roos-Jansaker A. M.., Renvert H, Lindahl C. & Renvert S. (2006) Nine- to fourteen-year follow-up of implant treatment. Part III: factors associated with peri-implant lesions. Journal of Clinical Periodontology 33: 296 – 301.
Rotundo R., Pagliaro U., Bendinelli E., Esposito M. & Buti J. (2015) Long-term outcomes of soft tissue augmentation around dental implants on soft and hard tissue stability: a systematic review. Clinical Oral Implants Research 26 (11 Suppl): 123 – 138.
Schallhorn R. A., McClain P. K., Charles A., Clem D. & Newman M. G. (2015) Evaluation of a porcine collagen matrix used to augment keratinized tissue and increase soft tissue thickness around existing dental implants. The International Journal of Periodontics and Restorative Dentistry 35: 99 – 103.
Schou S., Holmstrup P., Hjorting-Hansen E. & Lang N.P. (1992) Plaque-induced marginal tissue reactions of osseointegrated oral implants: a review of the literature. Clinical Oral Implants Research 3: 149 – 161.
Schrott A. R., Jimenez M., Hwang J. W., Fiorellini J. & Weber H. P. (2009) Five-year evaluation of the influence of keratinized mucosa on peri-implant soft-tissue health and stability around implants supporting full-arch mandibular fixed prostheses. Clinical Oral Implants Research 20: 1170 – 1177.
Schwarz F., Mihatovic I., Shirakata Y., Becker J., Bosshardt D. & Sculean A. (2014) Treatment of soft tissue recessions at titanium implants using a resorbable collagen matrix: a pilot study. Clinical Oral Implants Research 25: 110 – 115.
Sculean A., Gruber R. & Bosshardt D. D. (2014) Soft tissue wound healing around teeth and dental implants. Journal of Clinical Periodontology 41 (15 Suppl): S6 – 22.
Slutzkey S. & Levin L. (2008) Gingival recession in young adults: occurrence, severity, and relationship to past orthodontic treatment and oral piercing. American Journal of Orthodontics and Dentofacial Orthopedics 134: 652-656.
Strub J. R., Gaberthuel T. W. & Grunder U. (1991) The role of attached gingiva in the health of peri-implant tissue in dogs. 1. Clinical findings. The International Journal of Periodontics and Restorative Dentistry 11: 317 – 333.
Warrer K., Buser D., Lang N.P. & Karring T. (1995) Plaque-induced peri-implantitis in the presence or absence of keratinized mucosa. An experimental study in monkeys. Clinica Oral Implants Research 6: 131 – 138.
Wennstrom J.L., Bengazi F. & Lekholm U. (1994) The influence of the masticatory mucosa on the peri-implant soft tissue condition. Clinical Oral Implants Research 5: 1 – 8.
Wennstrom J.L. & Derks J. (2012) Is there a need for keratinized mucosa around implants to maintain health and tissue stability? Clinical Oral Implants Research 23 (6 Suppl): 136 – 146.
Zarb G. A. & Schmitt A. (1990) The longitudinal clinical effectiveness of osseointegrated dental implants: the Toronto study. Part III: Problems and complications encountered. Journal of Prosthetic Dentistry 64: 185 – 194.
Zucchelli G., Mazzotti C., Mounssif I., Mele M., Stefanini M. & Montebugnoli L. (2013) A novel surgical-prosthetic approach for soft tissue dehiscence coverage around single implant. Clinical Oral Implants Reserch 24: 957 – 962.
