There is no restriction on theme or content; No restriction on drawing technique or painting type.

参赛作品题材和内容不限; 画法和画种不限.

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Methods 218 cases with perianorectal abscess were treated by primary and thread - drawing technique.

方法采用一期切开挂线术治疗肛管直肠周围脓肿218例.

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Objective To explore the positive effect ofap plication of vacuum blood drawing technique in pediatrics.

目的:探讨真空采血技术在儿科中的应用效果.

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