1. Dental amalgam: friend or foe;Simonsen;Quintessence Int,1984
2. The death of amalgam;Simonsen;Quintessence Int,1991
3. Move over amalgam: at last;Simonsen;Quintessence Int,1995
4. Time up for amalgam?;Wilson;Bdanews,2008
5. Neurobehavioral effects of dental amalgam in children: a randomized clinical trial;DeRouen;JAMA,2006