Blood donations

https://www.wikidata.org/wiki/Q53467

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Parent
Medicine 48.2M papers	Biology 34.8M papers	Internal medicine 20.6M papers	Surgery 7.6M papers
Immunology 5M papers	Virology 2.3M papers	Family medicine 2.1M papers	Human immunodeficiency virus (HIV) 511k papers
Blood transfusion 76.6k papers		Blood donor 9,289 papers
Current
Blood donations 1,966 papers
Child

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History