Health and demography
| Autore principale: | |
|---|---|
| Natura: | Libro |
| Lingua: | English |
| Pubblicazione: |
[Washington]
U. S. Dept. of Health, Education, and Welfare, Public Health Service, Bureau of State Services, National Office of Vital Statistics
1956.
|
| Serie: | U. S. Public Health Service. Publication
no. 502 |
| Soggetti: |