参考文献

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［2］Meshaal MS, Nagi A, Eldamaty A, et al. Neutrophil-to-lymphocyte ratio (NLR) and platelet-to-lymphocyte ratio (PLR) as independent predictors of outcome in infective endocarditis (IE)［J］. Egypt Heart J. 2019; 71(1): 13.(https://www.daowen.com)

（周润露　赵雅静）