Medical Inspection of Schools and School ChildrenJohn A. (John Atkinson) 1880-1 Ferrell, North Carolina Dept of Public Instruct · First published 2018Open the Tome
Hookworm diseaseJohn A. Ferrell, John Atkinson Ferrell, Rockefeller Sanitary Commission for the Eradication of Hookworm Disease · First published 1915Open the Tome
