http://pec.lib.wvu.edu/record/P1701921The Unsolved problems of preventive medicine.Journal article reprint from: <em>American Journal of Public Health</em>, 1921:Oct. A published address by Aaron Arkin, West Virginia University Professor of Pathology and Bacteriology, "read before the West Virginia State Medical Association, Charleston, May 25, 1921."Arkin, Aaron, 1888-Medicine, Preventive--Addresses, essays, lectures.14256