1. Mechanism of mastication. A quantitative and cinematographic study of masticatory movements in children, with special reference to occlusion of the teeth;Ahlgren;Acta odont. scand.,1966
2. Sympathetic control of human blood vessels;Barcroft,1952
3. Blood flow in human temporal muscle during tooth grinding and clenching as measured by 133 Xenon clearance;Bonde-Petersen;Scand. J. dent. Res.,1973
4. Eksperimentelt provokerede ansigtssmerter fra kaebernes bevaegesystem ved bruxisme;Christensen;Tandlaegebladet,1967
5. Influence of muscle pain tolerance on muscle pain threshold in experimental tooth clenching in man;Christensen;J. oral Rehab.,1979