1. Year period Figure 2 Trends in chronic obstructive pulmonary disease mortality in men aged 35-74 years,1979
2. Mortality from disorders of the respiratory system throughout the world between 1950 and 1972;Bouvier, M.H.; Guidevaux, M.;World Health Stat Q,1979
3. International comparisons in COPD mortality;Thom, T.J.;Am Rev Respir Dis,1989
4. The epidemiology of respiratory disease in the UK;Burney, P.G.J.; Holland, W.W.;Medicine International,1982
5. Mortality from chronic obstructive pulmonary diseases and asthma in France, 1969-1983. Comparisons with the United States and Canada;Cooreman, J.; Thom, T.J.; Higgins, M.W.;Chest,1990