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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

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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

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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.