A digest of the laws and regulations of the various states relating to the reporting of cases of sickness / by John W. Trask, Assistant Surgeon General ; prepared by direction of the Surgeon General.
- Trask, John W., 1877-1951.
- Date:
- 1911
Licence: In copyright
Credit: A digest of the laws and regulations of the various states relating to the reporting of cases of sickness / by John W. Trask, Assistant Surgeon General ; prepared by direction of the Surgeon General. Source: Wellcome Collection.
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