Objective To study the effect of Chitosan-Collagen Biological Dressing ( CCBD ) on the expression of EGF and bFGF of deep ⅱ° skin burns in rats .
目的研究壳聚糖胶原生物敷料（chitosan-collagenbiologicaldressing，CCBD）对大鼠深Ⅱ度烧伤创面EGF和bFGF表达的影响及意义。
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