1. Annual address: the causation of diphtheria Author(s): Welch, William Henry, 1850-1934, author Publication: [Baltimore?] : [publisher not identified], [1891?] Subject(s): Diphtheria -- etiologyDiphtheria -- microbiology
2. The bacteriology and pathology of diphtheria Author(s): Flexner, Simon, 1863-1946 Publication: [Baltimore? : s.n., 1895?] Subject(s): Diphtheria -- microbiologyCorynebacterium diphtheriae