1. Thesis: Development and prognosis of chronic obstructive pulmonary disease with special reference to the role of tobacco smoking. An epidemiological study;Lange,1991
2. The host factor in bronchitis;Orie,1960
3. The natural history of chronic bronchitis and emphysema. An eight year study of early chronic obstructive lung disease in working men in London;Fletcher,1976
4. Decreases in VC and FEV1 with time: indicators for effects of smoking and air polution;van der Lende;Bull Eur Physiopathol Respir,1981
5. Steroids in the longterm treatment of asthma;Livingstone;Lancet,1961