Psychological Selection of Workmen

1915 Boston Medical and Surgical Journal  
vicinity of the military training camps; the inability of the soldier, because of his calling, to support a family, thus diminishing the birthrate; and the known prevalence of syphilis and venereal diseases in armies. W. L. B.
doi:10.1056/nejm191508261730908 fatcat:hmooupnvb5a27mv7kkkj53eyt4