1. Visser O Coebergh JWW Schouten LJ Dijck van JAAM. Association of Comprehensive Cancer Centres; 1998
2. Screening for cancer: should oral screening be introduced?;Speight;Community Dent Health,1993
3. An interim determination of health gain from oral cancer and precancer screening. Part 1. Obtaining health state utilities;Downer;Community Dent Health,1997
4. An interim determination of health gain from oral cancer and precancer screening. Part 2. Developing a model of population screening;Downer;Community Dent Health,1997