tasa de fecundidad general | |
gov. social.sc. health. | fertility rate; general fertility rate |
por | |
gen. | a; in; inside; into; per; within |
patents. | by; by means of |
edad | |
environ. | age |
| |||
fertility rate; general fertility rate |
tasa de fecundidad general : 4 phrases in 1 subject |
Demography | 4 |