结直肠肿瘤患者围手术期肠内肠外营养支持的对比研究
杜建华;刘军
GUO Zhi-yuan;CUI Jian-ling;ZHAO Na;GUO Zhi-ping;FANG Wen-liang;QIAN Qi-jun
DU Jian-hua;LIU Jun
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