目的：探讨静脉药瘾者心内膜炎(eida)的临床特点。
Objective: To explore the clinical characteristic of endocarditis in intravenous drug abusers (EIDA).
目的了解静脉药瘾者丙型肝炎病毒（HCV）感染状况及其影响因素。
Objective To assess the extent of HCV infection among intravenous drug users (IVDU) and the relevant factors.
目的了解静脉药瘾者丙型肝炎病毒（HCV）感染状况及其影响因素。
Objective To assess the extent of HCV infection among intravenous drug users (IVDU) and the relevant factors.
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