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What does USA stand for?

USA stands for Unstable Angina

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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We have 579 other meanings of USA in our Acronym Attic

Samples in periodicals archive:

But they did have a 24 percent higher risk of being hospitalized for unstable angina and a 25 percent lower risk of stroke.