| Effect of shading the zirconia framework on biaxial strength and surface microhardness J Hjerppe, T Närhi, K Fröberg, PK Vallittu, LVJ Lassila Acta Odontologica Scandinavica 66 (5), 262-267, 2008 | 169 | 2008 |
| Effect of sintering time on biaxial strength of zirconium dioxide J Hjerppe, PK Vallittu, K Fröberg, LVJ Lassila Dental materials 25 (2), 166-171, 2009 | 156 | 2009 |
| Marginal accuracy of three implant-ceramic abutment configurations. M Baldassarri, J Hjerppe, D Romeo, S Fickl, VP Thompson, CFJ Stappert International Journal of Oral & Maxillofacial Implants 27 (3), 2012 | 120 | 2012 |
| Low temperature degradation and reliability of one-piece ceramic oral implants with a porous surface C Sanon, J Chevalier, T Douillard, RJ Kohal, PG Coelho, J Hjerppe, ... Dental materials 29 (4), 389-397, 2013 | 102 | 2013 |
| Surface roughness and the flexural and bend strength of zirconia after different surface treatments J Hjerppe, TO Närhi, PK Vallittu, LVJ Lassila The Journal of prosthetic dentistry 116 (4), 577-583, 2016 | 75 | 2016 |
| Zirconia single crowns and multiple-unit FDPs—An up to 8-year retrospective clinical study J Tanner, H Niemi, E Ojala, M Tolvanen, T Närhi, J Hjerppe Journal of Dentistry 79, 96-101, 2018 | 54 | 2018 |
| Load-bearing capacity of custom-made versus prefabricated commercially available zirconia abutments. J Hjerppe, LVJ Lassila, T Rakkolainen, T Närhi, PK Vallittu International Journal of Oral & Maxillofacial Implants 26 (1), 2011 | 54 | 2011 |
| Fracture strength and precision of fit of implant-retained monolithic zirconia crowns P Moilanen, J Hjerppe, LVJ Lassila, TO Närhi Journal of Oral Implantology 44 (5), 330-334, 2018 | 37 | 2018 |
| Mechanical stability and technical outcomes of monolithic CAD/CAM fabricated abutment‐crowns supported by titanium bases: An in vitro study J Pitta, J Hjerppe, F Burkhardt, V Fehmer, P Mojon, I Sailer Clinical oral implants research 32 (2), 222-232, 2021 | 35 | 2021 |
| Histologic and biomechanical evaluation of alumina-blasted/acid-etched and resorbable blasting media surfaces EA Bonfante, C Marin, R Granato, M Suzuki, J Hjerppe, L Witek, ... Journal of Oral Implantology 38 (5), 549-557, 2012 | 35 | 2012 |
| Optical Properties and Failure Load of Thin CAD/CAM Ceramic Veneers. H Maunula, J Hjerppe, LLV Lassila, TO Närhi The European journal of prosthodontics and restorative dentistry 25 (2), 86-92, 2017 | 22 | 2017 |
| The effect of heat treatment and feldspathic glazing on some mechanical properties of zirconia J Hjerppe, K Fröberg, LVJ Lassila, PK Vallittu Silicon 2, 171-178, 2010 | 19 | 2010 |
| Production time, effectiveness and costs of additive and subtractive computer‐aided manufacturing (CAM) of implant prostheses: A systematic review S Mühlemann, J Hjerppe, CHF Hämmerle, DS Thoma Clinical Oral Implants Research 32, 289-302, 2021 | 18 | 2021 |
| Surface Roughness and Streptococcus mutans Adhesion on Metallic and Ceramic Fixed Prosthodontic Materials after Scaling J Hjerppe, S Rodas, J Korvala, P Pesonen, A Kaisanlahti, M Özcan, ... Materials 14 (4), 1027, 2021 | 13 | 2021 |
| Clinical outcomes of tooth-supported leucite-reinforced glass-ceramic crowns after a follow-up time of 13–15 years AN Zürcher, J Hjerppe, S Studer, C Lehner, I Sailer, RE Jung Journal of Dentistry 111, 103721, 2021 | 12 | 2021 |
| From body‐on‐frame to unibody constructions and designs mimicking biological structures–an overview PK Vallittu, BH Durgesh, AAA AlKheraif, J Hjerppe European Journal of Oral Sciences 126, 95-101, 2018 | 10 | 2018 |
| Primary bone augmentation leads to equally stable marginal tissue conditions comparing the use of xenograft blocks infused with BMP‐2 and autogenous bone blocks: A 3D analysis … SP Bienz, M Payer, J Hjerppe, J Hüsler, N Jakse, PR Schmidlin, ... Clinical Oral Implants Research 32 (12), 1433-1443, 2021 | 6 | 2021 |
| Two decades of zirconia as a dental biomaterial—What have we learned J Hjerppe, P Steyern Tandlægebladet 123, 28-34, 2019 | 6 | 2019 |
| Effect of potassium hydrogen difluoride in zirconia-to-resin bonding J Hjerppe, L Perea-Lowery, LVJ Lassila, PK Vallittu Dental materials journal 40 (1), 245-252, 2021 | 5 | 2021 |
| Salivary biomarkers as key to monitor personalized oral healthcare and precision dentistry: A scoping review PN Paqué, J Hjerppe, AN Zuercher, RE Jung, T Joda Frontiers in Oral Health 3, 1003679, 2022 | 4 | 2022 |
