1Misch CE (1998) Non-functional immediate teeth in partially edentulous patients: A pilot study of 10 consecutive cases using the MaestroTM Dental Implant system. Compendium 19:25-36.

2Del Fabbro M, Testori T, Francetti L, Taschieri S, Weinstein R(2006) Systematic review of survival rates for immediately loaded dentalimplants. Int J Periodontics Restorative Dent 16:249-63.

3Esposito M, Ekestubbe A, Grondahl K (1993) Radiological evaluation of marginal bone loss at tooth surfaces facing single Branemark implants. Clin Oral Implants Res 4:151-157.

4Neart I, Koustsikakis G, Quirynen M, Duyck J, van Steenberghe D, Jacobs R (2002) Biologic outcome of implant-supported restorations in the treatment of partial edentulism. Part 2: a longituadinal radiographic evaluation. Clin Oral Implants Res 13:390-395.

5Cehreli MC, Karasoy D, Kokat AM, Akca K, Eckert S (2010) A systematic review of marginal bone loss around implants retaining or supporting overdentures. Int J Oral Maxillofac Implants 25:266-277.

6Degidi M, Nardi D, Piattelli A (2011) One abutment at one time: non-removal of an immediate abutment and its effect on bone healing around subcrestal tapered implants. Clin Oral Implants Res 22:1303-1307.

7Canullo L, Bignozzi I, Cocchetto R, Cristalli MP, Iannello G (2010) Immediate positioning of a definitive abutment versus repeated abutment replacements in post-extractive implants: 3-year follow up of a randomised multicentre clinical trial. Eur J Oral Implantol 3:285-296.

8Grandi T, Guazzi P, Samarani R, Maghaireh H, Grandi G (2014) One abutment-one time versus a provisional abutment in immediately loaded post-extractive single implants: a 1-year follow-up of a multicentre randomised controlled trial. Eur J Oral Implantol. Summer 7:141-149.

9Degidi M, Piattelli A, Gehrke P, Felice P, Carinci F(2006) Five-year outcome of 111 immediate nonfunctional single restorations. J OralImplantol 32:277-285.

10Duckworth JE, Judy PF, Goodson JM, Socransky SS (1982) A method for the geometric and densitometric standardization of intraoral radiographs. J Periodontol 54: 435-40.

11Lin KC, Wadhwani CP, Sharma A, Finzen F (2014) A radiograph positioning technique to evaluate prosthetic misfit and bone loss around implants.J Prosthet Dent 111:163-165.

12Everitt BS (1989) Statistical methods for medical investigations, (edn 1) New York: Oxford University Press 25-27.

13Cooper LF, Raes F, Reside GJ, Garriga JS, Tarrida LG, Wiltfang J, Kern M, de Bruyn H (2010) Comparison of radiographic and clinical outcomes following immediate provisionalization of single-tooth dental implants placed in healed alveolar ridges and extraction sockets. Int J Oral Maxillofac Implants. 25:1222-1232.

14Oyama K, Kan JY, Rungcharassaeng K, Lozada J (2012 ) Immediate provisionalization of 3.0-mm-diameter implants replacing single missing maxillary and mandibular incisors: 1-year prospective study. Int J Oral Maxillofac Implants. 27:173-180.

15Romanos GE, Traini T, Johansson CB, Piattelli A (2010) Biologic width and morphologic characteristics of soft tissues around immediately loaded implants: studies performed on human autopsy specimens. J Periodontol. 81:70-78.