In vitro release study showed that polyanhydride erosion is the mechanism of drug controlled release.

体外释放研究表明，聚酸酐的溶蚀是控释的机理。

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In vitro release study showed that polyanhydride erosion is the mechanism of drug controlled release.

体外释放研究表明，聚酸酐的溶蚀是控释的机理。

youdao