Trends in "prematurity" : United States : 1950-67 / Helen C. Chase and Mary E. Byrnes.
Series DHEW publication ; no. (HSM) 72-1030. | Vital and health statistics. Series 3, Analytical studies ; ; no. 15.Editor: Rockville, Md. : U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics, 1972Descripción: 1 online resource (iv, 51 pages) : illustrationsTipo de contenido:
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"January 1972."
"An analysis of the trend in live births registered in the United States, 1950-67 by weight at birth and period of gestation, including an assessment of the quality of the data. Other factors, such as age of mother, plurality, sex, and delivery in hospitals are included insofar as they have a bearing on the trends."
CRDP Program record.
Includes bibliographical references (pages 30-32).
Description based on online resource, PDF version; title from cover (CDC, viewed March 6, 2019).