1. Differentiation of types of poliomyelitis viruses: III. The grouping of fourteen strains into three basic immunological types;Bodian;Am J Hyg,1949
2. The age selection of mortality from tuberculosis in successive decades;Frost;Am J Hyg,1939
3. Change in name (editorial);Nathanson;Am J Epidemiol,1965
4. Estimability and estimation in case-referent studies;Miettinen;Am J Epidemiol,1976
5. Causes;Rothman;Am J Epidemiol,1976