Volume 45, Issue 6, Pages 596-605 (June 1964) Tuberculin Skin Testing in Secondary Schools in Baltimore County, Maryland SAMUEL P. SCALIA, M.D. Diseases of the Chest Volume 45, Issue 6, Pages 596-605 (June 1964) DOI: 10.1378/chest.45.6.596 Copyright © 1964 The American College of Chest Physicians Terms and Conditions
FIGURE 1 Baltimore County with the five school districts, the election districts and the high schools in each district. Diseases of the Chest 1964 45, 596-605DOI: (10.1378/chest.45.6.596) Copyright © 1964 The American College of Chest Physicians Terms and Conditions
FIGURE 2 Graphic comparison of percentage of students tested to percentage of reactors. Diseases of the Chest 1964 45, 596-605DOI: (10.1378/chest.45.6.596) Copyright © 1964 The American College of Chest Physicians Terms and Conditions