Ping pong

https://www.wikidata.org/wiki/Q3930

Field Hierarchy

Parent
Computer science 62.9M papers	Physics 33.6M papers	Engineering 25.6M papers	Materials science 19M papers
Artificial intelligence 11.8M papers	Composite material 8.9M papers	Operating system 6.6M papers	Mechanical engineering 5.6M papers
Thermodynamics 5.2M papers		Metallurgy 5M papers
Current
Ping pong 963 papers
Child

Trends

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History