3
|
|
Birth Rate, Age-Specific -- See Birth Rate The number of births in a given population per year or other unit of time
|
|
1
|
4
|
|
Birth Rate -- history : Fertility, class, and gender in Britain, 1860-1940 / Simon Szreter
|
1996
|
1
|
6
|
|
The number of births in a given population per year or other unit of time
|
|
1
|
7
|
|
Birth Rates, Age-Specific -- See Birth Rate The number of births in a given population per year or other unit of time
|
|
1
|