The Hagerstown Tuberculosis Conference of 1938: a retrospective opinion.
D000328:Adult; D002648:Child; D003226:Congresses as Topic; D003710:Demography; D003937:Diagnosis, Differential; D006306:Health Surveys; D006801:Humans; D008172:Lung Diseases, Fungal / Q000175:diagnosis; D008396:Maryland; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis / Q000517:prevention & control*