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CITY REPORTS FOR WEEK ENDED SEPTEMBER 1, 1923—Continued.

PNEUMONIA (ALL FORMS)--Continued.

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CITY REPORTS FOR WEEK ENDED SEPTEMBER lf 1923—Continued.

POLIOMYELITIS (INFANTILE PARALYSIS).

The column headed "Median for previous years" gives the median number of cafes reported during the eorrespoodm» week of the yca~s 1915 to 1922, inclusive. In instances in which data for the full eight years wtaromplete, the median is that for the number of years for which informaticn is available.

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See p. 222G; also Current State summaries, p. 2215. and Monthly summaries by States, p. 2219.

CITY REPORTS FOR WEEK ENDED SEPTEMBER 1, 1923—Continued.

SMALLPOX.

The column headed "Median for previous years" gives the median number of cues reported during the corresponding week of the years 1015 to 1922, inclusive. In instances in which data for the full eight years ore in ■ iiiiplci', the median is that for the number of years for which information is available.

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CITY BEPORTS FOR WEEK ENDED SEPTEMBER I, 1923—Continued.

* TYPHOID FEVER.

The column header! '''Medina Tor previous years" gives the median number of eases reported during the corresponding week of the years 1915 to 1922, inclusive. In instances in which data for the full eight years are incomplete, the median is that for the number of years for which Information is available.

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CITY REPORTS FOR WEEK ENDED SEPTEMBER 1, 1923—Continued.

TYPHOID FEVER-Continued.

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