Objective To investigate the diagnostic value of serum procalcitonin ( PCT ) level of children infectious diarrhea.

目的探讨降钙素原(PCT ) 对儿童感染性腹泻的诊断价值.

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Objective To investigate the clinical significance of serum procalcitonin ( PCT ) andendotoxin to the diggnosis of sepsis.

目的　探讨血清 PCT 和内毒素在诊断脓毒症中的价值,并明确两者的相关性.

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