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hemangioendothelioma

[ hĭ-măn′jē-ō-ĕn′dō-thē′lē-ōmə ]
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n.
A neoplasm derived from blood vessels, characterized by numerous prominent endothelial cells that occur singly or in aggregates and line vascular tubes or channels.
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SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
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Question 1 of 6
Which form is used to state an obligation or duty someone has?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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