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Dictionary

severe' combined' immune' defi"ciency

Pathol.
a group of rare congenital disorders in which both cell-mediated and humoral immunity are lacking, causing susceptibility to a wide variety of illnesses and an inability to live in a normal environment. Also,severe' combined' im'munodefi'ciency.Abbr.: SCID

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

severe

Severinus

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