1. Statistical studies in malignant neoplasms. II. Basic tables. Denmark 1943-57;Clemmesen;Acta path. microbiol. scand. Suppl.,1965
2. Statistical studies in the aetiology of malignant neoplasms. III. Testis cancer. Basic Tables. Denmark 1958-62;Clemmesen;Acta path. microbiol. scand., Suppl.,1969
3. Mortality from Hodgkin's disease in the United States. Evidence for the multiple-aetiology hypothesis;Cole;Lancet,1968
4. an evaluation of the geographic distribution of multiple sclerosis;Kurtzke;Acta neurol. scand.,1966