1. Product use survey—1995;Clin Res Associates Newsletter,1995
2. Alternatives for Class 2 restorations (results of CRA clinical trial of 21 materials at 3 years);Clin Res Associates Newsletter,1994
3. The coming demise of the cast gold restoration?;Christensen;JADA,1996
4. Current use of tooth-colored inlays, onlays, and direct-placement resins;Christensen;J Esthet Dent,1998
5. Clinical evaluation of Dyract in primary molars: 1-year results;Peters;Am J Dent,1996