对围术期患者心理干预的效果观察
王桂英,刘艳雪,高艳芬
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Wang Guiying,Liu Yanxue,Gao Yanfen
医学研究与教育 . 2009, (5): 52 -54 .  DOI: 10.3969/j.issn.1674-490X.2009.05.022