DIC患者外周血涂片中可见一些特殊的形态各异的变形红细胞,外形可呈盔形、星形、新月形等。将这些脆性较高的红细胞碎片称裂体细胞。( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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