Objective To explore the changes and clinical significance of serum ferritin level in acute leukemia(AL).

目的探讨急性白血病（AL）患者血清铁蛋白水平的变化及其临床意义。

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Objective it is to study cerebral hemodynamic changes and clinical significance of full-term newborns with perinatal asphyxia.

目的研究足月窒息新生儿脑血流动力学变化及其临床意义。

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Objective: To study the changes and clinical significance of serum adiponectin concentrations in patients with chronic heart failure (CHF).

目的：研究慢性收缩性心力衰竭(CHF)患者血清脂联素浓度改变及其临床意义。

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