1. Becker J, John G, Becker K, Mainusch S, Diedrichs G, Schwarz F. – Clinical performance of two-piece zirconia implants in the posterior mandible and maxilla: a prospective cohort study over 2 years. Clin. Oral Impl. Res. 28, 2017, 29-35 doi: 10.1111/clr 12610

2. Brüll F, van Winkelhoff AJ, Cune MS. Zirconia dental implants: a clinical, radiographic, and microbiologic evaluation up to 3 years. Int J Oral Maxillofac Implants. 2014 Jul-Aug;29(4):914-20. doi: 10.11607/jomi.3293

3.  Lee D-J, Ryo J-S, Shimono M, Lee K-W Lee J-M, Jung H-S: Differential healing patterns of mucosal seal on zirconia and titanium implants. Front. Physiol. 10:796. doi: 10.3389/fphys.2019.00796
4. Thoma DS, Sailer I, Mühleman S, Gil A, Jung RE, Hämmerle CHF. Randomized controlled clinical study of veneered zirconia abutments for single implant crowns: Clinical, histological, and microbiological outcomes. Clin Implant. 2018 Dec;20(6):988-996. doi:10.1111/cid.12674. Epub 2018 Oct 17.

5. Hanawa T. Zirconia versus titanium in dentistry: A review. Dent Mater J.2020 Jan 31;39(1):24-36. doi: 10.4012/dmj.2019-172. Epub 2019 Oct 30.

6.  Grimm WD, Giesenhagen B, Vukovic MA, Fritsch T. Osseointegration von Zirkoniumdioxid- und Titanimplantaten. Eine histologische Untersuchung im Vergleich. Implantologie Journal. 2017/11:14-18.

7. Kajiwara N, Masaki C, Mukaibo T, Kondo Y, Nakamoto T, Hosokawa R. Soft tissue biological response to zirconia and metal implant abutments compared with natural tooth: microcirculation monitoring as a novel bioindicator. Implant Dent. 2015 Feb;24(1):37-41. doi: 10.1097/ID.0000000000000167.PMID: 25290282

8. Roehling S, Astasov-Frauenhoffer M, Hauser-Gerspach I, Braissant O, Woelfler H, Waltimo T, Kniha H, Gahlert M.J In Vitro Biofilm Formation on Titanium and Zirconia Implant Surfaces. Periodontol. 2017 Mar;88(3):298-307. doi: 10.1902/jop.2016.160245. Epub 2016 Oct 7.PMID: 27712464

9. Cionca N, Hashim D, Mombelli A: Zirconia dental implants: where are we now and where are we heading? Periodontology 2000, Vol. 73, 2017, 241-258.

10. "lmplant information Page. Archived from the original on 2008- 10- 31.

11. "Associated Bränemark Osseoinregrarion Centers"

12. "Per-ingvar Branemark Biography" Osseoincegration Center. Archived on 2010-10-23.

13." "Honoris causa" (in Spanish).  Universidad Europea de Madrid.  Archived from the original on 2009-  06-20. Retrieved 2009- 04-12. 

14.  Smeets R, Henningsen A, Jung O, Heiland M, Hammächer C, Stein JM. Definition, etiology, prevention and treatment of peri-implantitis--a review. Head Face Med. 2014;10:34. Published 2014 Sep 3. doi:10.1186/1746-160X-10-34


15. Peri-implant mucositis and peri-implantitis: clinical and histopathological characteristics and treatment.  Khammissa RA, Feller L., Meyerov R., Lemmer J.  SADJ. 2021 Apr; 67(3): 122, 124 – 6

16. Periimplantäre Entzündungen. [ http://www.zwp-online.info/de/fachgebiete/oralchirurgie/problemmanagement/periimplantaere-entzuendungen

17. The effect of subcrestal placement of the polished surface of ITI implants on marginal soft and hard tissues. Hämmerle CH, Brägger U, Bürgin W, Lang NP, Clin Oral Implants Res. 1996 Jun; 7(2):111-9.

18. Study on mini-pigs Dr. Peter Schüpbach, Dr. Roland Glauser - in preparation - will be released 2021

19. Results of zirconia implants after 5 years of clinical performance – a retrospective study Dr. Sofia Karapataki - in preparation - will be released 2021

20. Prospective long-term Study over 9 years Prof. Dr. Jürgen Becker - in preparation

21. Global, Regional, and National Levels and Trends in Burden of Oral Conditions from 1990 to 2017: A Systematic Analysis for the Global Burden of Disease 2017 Study

22. Glauser et al. Early bone formation around immediately placed 2-piece tissue-level zirconia implants with a modified surface. An experimental study in the miniature pig mandible. Poster at AO annual meeting 2022.

23.  Rauch N, et al. Two-piece zirconia implants in posterior regions: a prospective cohort study with a follow-up period of 9 years.