information about Zip code field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Computer science 61.9M papers | Geography 13.2M papers | Economics 12.4M papers | Database 1.4M papers |
Cartography 1.2M papers | Demographic economics 356k papers | ||
| Current | |||
Zip code 1,321 papers | |||
| Child | |||
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