| 000 | 01257 a2200409 4500 | ||
|---|---|---|---|
| 005 | 20250513021736.0 | ||
| 264 | 0 | _c19821202 | |
| 008 | 198212s 0 0 eng d | ||
| 022 | _a0083-2030 | ||
| 040 |
_aNLM _beng _cNLM |
||
| 100 | 1 | _aSpratley, E | |
| 245 | 0 | 0 |
_aInterval between births: United States, 1970-77. _h[electronic resource] |
| 260 |
_bVital and health statistics. Series 21, Data from the National Vital Statistics System _cAug 1981 |
||
| 300 |
_a1-47 p. _bdigital |
||
| 500 | _aPublication Type: Comparative Study; Journal Article | ||
| 650 | 0 | 4 | _aAdolescent |
| 650 | 0 | 4 | _aAdult |
| 650 | 0 | 4 | _aBlack or African American |
| 650 | 0 | 4 | _aBirth Intervals |
| 650 | 0 | 4 | _aBirth Order |
| 650 | 0 | 4 | _aEducational Status |
| 650 | 0 | 4 | _aFemale |
| 650 | 0 | 4 | _aFertility |
| 650 | 0 | 4 | _aFetal Death |
| 650 | 0 | 4 | _aHumans |
| 650 | 0 | 4 | _aInfant, Low Birth Weight |
| 650 | 0 | 4 | _aInfant, Newborn |
| 650 | 0 | 4 | _aMaternal Age |
| 650 | 0 | 4 | _aMiddle Aged |
| 650 | 0 | 4 | _aPregnancy |
| 650 | 0 | 4 | _aRisk |
| 650 | 0 | 4 | _aStatistics as Topic |
| 650 | 0 | 4 | _aUnited States |
| 650 | 0 | 4 | _aWhite People |
| 700 | 1 | _aTaffel, S | |
| 773 | 0 |
_tVital and health statistics. Series 21, Data from the National Vital Statistics System _gno. 39 _gp. 1-47 |
|
| 999 |
_c7346957 _d7346957 |
||