information about National Death Index field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Medicine 49.4M papers | Mathematics 21.8M papers | Internal medicine 20.6M papers | Statistics 6.1M papers |
Confidence interval 782k papers | Hazard ratio 227k papers | ||
| Current | |||
National Death Index 2,898 papers | |||
| Child | |||
Trends
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History