1. Smoking or Health;Royal College of Physicians,1977
2. Smoking and Health;U.S. Surgeon General,1979
3. The Health Consequences of Smoking. Cancer;U.S. Surgeon General,1982
4. Smoking and lung cancer: the problem of inferring cause (with discussion);Burch;J R Stat Soc A,1978
5. Esophageal cancer in relation to cigarette and alcohol consumption;Burch;J Chron Dis,1984