| 000 | 00436nas a22001570 4500 | ||
|---|---|---|---|
| 084 | _aD 96943 | ||
| 022 | _a0083-2030 | ||
| 245 | _aVITAL AND HEALTH STATISTICS. DATA FROM THE NATIONAL VITAL STATISTICS SYSTEM. SERIE 21 | ||
| 110 | _aNATIONAL CENTER FOR HEALTH STATISTICS | ||
| 041 | _aEN | ||
| 310 | _aIRREGULAR | ||
| 650 | _aDIVORCIO | ||
| 650 | _aCENSOS DE POBLACION | ||
| 650 | _aDATOS ESTADISTICOS | ||
| 866 | _a1971-1978 (21-29) | ||
| 999 |
_c29542 _d29542 |
||