1. The pathogenesis of pulmonary tuberculosis among older persons;Stead;Am Rev Respir Dis,1965
2. Pathogenesis of a first episode of chronic pulmonary tuberculosis in man: recrudescence of residuals of the primary infection or exogenous reinfection?;Stead;Am Rev Respir Dis,1967
3. The clinical spectrum of primary tuberculosis in adults. Confusion with reinfection in the pathogenesis of chronic tuberculosis;Stead;Ann Intern Med,1968
4. Pathogenesis of the sporadic case of tuberculosis;Stead;N Engl J Med,1967
5. Exogenous reinfection in tuberculosis;Romeyn;Am Rev Respir Dis,1970