Weight at birth and survival of the newborn : by geographic divisions and urban and rural areas, United States, early 1950 /
Weight at birth and survival of the newborn : by geographic divisions and urban and rural areas, United States, early 1950 /
US Dept. of Health, Education and Welfare
- Washington, DC : US Dept. of Health, Education and Welfare, 1965.
- 218 p.
Newborn
Newborn