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Start Over You searched for: Collections World War 2, 1939-1949 Remove constraint Collections: World War 2, 1939-1949 Languages English Remove constraint Languages: English Genre Laboratory Manuals Remove constraint Genre: Laboratory Manuals Dates by Range 1950-1999 Remove constraint Dates by Range: 1950-1999

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3. Research on cholera vaccines treated with supersonic waves: effects of formalin on antigenic properties

4. Antibodies in blood eight months after inoculation with supersonic wave-treated cholera vaccine

5. Relationship of supersonic wave frequency and cellulicidal action

6. Relationship of supersonic wave frequency and cellulicidal action (Document Number 55388A)

7. Relationship of supersonic wave frequency and cellulicidal action (Document Number 55388B)

8. Relationship of supersonic wave frequency and cellulicidal action (Document Number 55388C)