1. American Conference of Governmental Industrial Hygienists (1986): “Documentation of Threshold Limits.” Cincinnati: Ohio.
2. Effect of Low-Level Carbon Monoxide Exposure on Onset and Duration of Angina Pectoris
3. Effect of Freeway Travel on Angina Pectoris
4. , , and , (1990): Effects of ozone on lung function of schoolchildren living in the Netherlands. Abstract, Second International Meeting of the International Society for Environmental Epidemiology, August 13–15.