Postal Service
The functions and activities carried out by the U.S. Postal Service, foreign postal services, and private postal services such as Federal Express.
推出的年份:
树号: I01.451.617
MeSH 单一 ID: D011177
进入的组:
- Service, Postal
- Postal Services
- Services, Postal
- Mail Distribution
- Distribution, Mail
- Distributions, Mail
- Mail Distributions
- Mail
- Mails
- Mail-Order
- Mail Order
- Mail-Orders
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