1. The influence of immigration on tuberculosis in Ontario;Ashley;Am Rev Resp Dis,1974
2. Tuberculosis in immigrants to Canada: a study of present-day patterns in relation to immigration trends and birth place;Enarson;Am Rev Resp Dis,1979
3. A tuberculosis survey m England and Wales, 1971: the influence of immigration and country of birth upon notifications;British Thoracic;Tubercle,1973
4. Extrapulmonary tuberculosis in Oklahoma, 1965-1973;Snider;Am Rev Resp Dis,1975
5. Non-pulmonary tuberculosis in the West of Scotland, 1963-65;Barrie;Scott Med J,1967