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THE INCIDENCE OF POLIOMYELITIS
Poliomyelitis in California seems to be dwindling definitely, according to the most recent statement from the United States Public Health Service. The number of cases in Los Angeles declined from a maximum of 156 for the week ended June 9 to 28 cases for the week ended August 18. In Los Angeles County the number of cases declined from 100 for the week ended June 16 to 31 for the week ended August 11. In San Francisco the maximum was 27 cases for the week ended June 23, with 7 for the week ended August 11. For the whole state of California, 466 cases were reported for the four weeks period ended August 11 and the total was 2,446 cases for the fifteen weeks from the beginning of the epidemic during the last of April to August 11. Of the total cases, 1,752 (or 70 per cent) occurred in the
Current Comment. JAMA. 1934;103(11):842–843. doi:10.1001/jama.1934.02750370046017