1. Placement and replacement of amalgam restorations: a challenge for the profession;Klausner;Oper Dent,1987
2. Longevity of complex amalgam restorations;Robbins;Oper Dent,1988
3. The longevity and reasons for replacement of amalgam alloys (abstract 56);Moffa;J Dent Res,1989
4. Longevity of cusp-covered amalgams: survivals after 15 years;Smales;Oper Dent,1991
5. Placement and replacement of amalgam restorations in Italy;Mjor;Oper Dent,1992