1. Bacteriological investigations of diphtheria in the United States: a report in behalf of the American Committee on Diphtheria to the eighth International Congress of Hygiene and Demography, held in Budapest, September 1 to 9, 1894 Author(s): Welch, William Henry, 1850-1934, author Publication: [Philadelphia?] : [publisher not identified], [1894?] Subject(s): Diphtheria -- diagnosisCorynebacterium diphtheriae -- isolation & purificationUnited States
