1955 – Excessive natural heat (US Public Health Service code E931) — 615

–615 US PHS Vital Statistics of the US 1955: Vol. II – Mortality Statistics, p. 31.

Source

United States Public Health Service, Department of Health, Education, and Welfare. Vital Statistics of the United States 1955, Volume II, Mortality Data. Washington, GPO, 1957. Accessed 4-24-2023 at: https://www.cdc.gov/nchs/data/vsus/VSUS_1955_2.pdf