Arnold Wohlwend

Eleven-Year Follow-Up of a Prospective Study of Zirconia Implant Abutments Supporting Single All-Ceramic Crowns in Anterior and Premolar Regions.

Irena Sailer, A. Zembic, C. Hämmerle, 2015, Clinical implant dentistry and related research.

Experimental zirconia abutments for implant-supported single-tooth restorations in esthetically demanding regions: 4-year results of a prospective clinical study.

Irena Sailer, R. Glauser, S. Studer, 2004, The International journal of prosthodontics.