Smallpox
Series: Departmental bulletins / University of North Dakota -- Vol. IV, No. 2, May 1920; Bulletin / The Public Health Laboratories -- No. 23; Departmental bulletins (University of North Dakota) -- v. 4, no. 2, May 1920.; Bulletin (University of North Dakota. Public Health Laboratories) -- no. 23.
Published: 1920
Language: eng
Number of pages: 16
Subjects: Smallpox