Seasonal variation of births : United States, 1933-63 /
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| Corporate Author: | |
| Format: | Government Document eBook |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Department of Health, Education, and Welfare, Public Health Service,
1966.
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| Series: | Public Health Service publication ;
no. 1000. Vital and health statistics. Data from the national vital statistics system ; no. 9. |
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| Online Access: | https://purl.fdlp.gov/GPO/gpo121115 |
| Item Description: | "Seasonal pattern of births in the United States for 1933-63, by color, geographic region, live-birth order, age of mother, and legitimacy status. Changes in pattern over time. lnternational comparisons. Discussion of factors associated with seasonality of births and possible causes. Revised birth rates and fertility rates by month and color. Observed rates adiusted for seasonal variation, based on new populations and new method of seasonal adjustment." "May 1966." |
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| Physical Description: | 1 online resource (vi, 59 pages) : illustrations. |
| Bibliography: | Includes bibliographical references (page 18). |