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. 2020 Jul 16;510:186–190. doi: 10.1016/j.cca.2020.07.018

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Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 2 — Kaplan-Meier curves of survival analysis for COVID-19 patients by cTnI-ultra levels. cTnI-ultra high and low are defined as the levels of cTnI-ultra greater than 0.02 ng/mL and less than 0.02 ng/mL, respectively. P values for survival analysis are derived by the log-rank test.