Soft and hard tissue response to zirconium dioxide dental implants--a clinical study in man. Blaschke C, Volz U. Clinical Trial 2006; 27(Suppl 1): 69-72 PubMed PMID: 16892009 Keywords: Dental Implantation, Endosseous, Dental Implants:adverse effects, Humans, Hypersensitivity:prevention & control, Materials Testing, Treatment Outcome, Zirconium,. Citation : Titanium dental implants have been used successfully in implantology for more than 40 years. Recent research, however, suggests that tit..... Read abstract Full text PDF