1. The combination implant crown: a cement- and screiv-retained restoration;McGlumphy;Compend Contin Educ Dent,1992
2. A 15 year study of osseoin-tegrated implants in the treatment of the edentulous jaw;Adell;Int J Oral Surg,1981
3. The dental professional's role in monitoring and maintenance of tissue-integrated prostheses;Orton;Int J Oral Maxillofac Imp,1989
4. The long-term efficiency of currently used dental implants: a review and proposed criteria of success;Albrektsson;Int J Oral Maxillofac Imp,1986