Report of the Poliomyelitis Committee of the Medical Association of the District of Columbia : epidemic 1910.

  • Medical Society of the District of Columbia. Poliomyelitis Committee.
Date:
1911
Catalogue details

Licence: In copyright

Credit: Report of the Poliomyelitis Committee of the Medical Association of the District of Columbia : epidemic 1910. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    for these months. The mean for the last ten days of June, however, was 77.2, slightly higher than the normal for July, 76.8, and slightly lower than actual mean for that month in 1910, 77.6. The summer weather, therefore, coincided very accurately with the duration of the epidemic. Rainfall during this epidemic was much less than normal. In July there was nearly one inch, 20 per cent., deficiency; in August, over .3 inches, 71 per cent., deficiency; in September nearly one
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