The Aerobic Intestinal Flora in Johne's Disease von Hirch, Ann

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Infection of Hamsters and Rabbits with Mycobacterium Johnei von Hirch, Ann

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Bacterial Contamination of the Air in Boot and Shoe Factories von Hirch, Ann

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Experimental infection with Mycobacterium johnei von Hirch, Ann, Lawrence, W.E.

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The revival of formaldehyde-treated bacteria von Nash, T., Hirch, Ann

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The detection of streptococci in air von Williams, R. E. O., Hirch, Ann

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The Bacterial Flora of the Air of Occupied Rooms von Williams, R. E. O., Lidwell, O. M., Hirch, Ann

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Public Health: COLDS AMONG OFFICE WORKERS AN EPIDEMIOLOGICAL STUDY von Reid, D.D., Williams, R.E.O., Hirch, Ann, Petts, Margaret

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BACTERIAL CONTAMINATION OF AIR IN UNDERGROUND TRAINS von Williams, R.E.O, Hirch, Ann, Lidwell, O.M

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Streptococcal infections among children in a residential home: I. Introduction and definitions: the incidence of infection von Holmes, Margaret C., Williams, R. E. O., Bloom, C. V., Hirch, Ann, Lermit, Ann, Woods, Eileen

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Streptococcal infections among children in a residential home: III. Some factors influencing susceptibility to infection von Holmes, Margaret C., Williams, R. E. O., Bloom, C. V., Hirch, Ann, Lermit, Woods, Eileen

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Streptococcal infections among children in a residential home: IV. Outbreaks of infection von Holmes, Margaret C., Williams, R. E. O., Bloom, C. V., Hirch, Ann, Lermit, Ann, Woods, Eileen

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Streptococcal infections among children in a residential home: II. Potential sources of infection for individuals von Holmes, Margaret C., Williams, R. E. O., Bloom, C. V., Hirch, Ann, Lermit, Ann, Woods, Eileen

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