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TermDefinition
You want articles that discuss both depression and anxiety AND
You want articles that discuss genetics and sickle cell disease AND
You want all the articles in which either depression or anxiety are mentioned OR
You want all the articles in which either genetics or sickle cell disease are mentioned OR
You want articles that discuss depression without discussing anxiety NOT
You want articles that discuss sickle cell disease without discussing genetics NOT
Created by: Dr.D
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