https://www.selleckchem.com/pr....oducts/methylene-blu
CONCLUSION This is the first systematic assessment of TAVR for elderly patients with aortic stenosis. We hope it will provide a relatively comprehensive reference for clinical practice and future relevant clinical trials. ETHICS AND DISSEMINATION Ethics approval and patient consent are not required as this study is a systematic review and meta-analysis. PROSPERO REGISTRATION NUMBER CRD42019140857. STUDY PROTOCOL REGISTRY The protocol has been registered in PROSPERO, which is an International Prospective Register of Sys
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