claim: sars-cov-2-rna viremia is associated to hypercytokinemia and critical illness in covid-19
evidence_1: a subgroup of patients with severe covid-19 can experience the so-called \"cytokine storm syndrome\", characterized by a fulminant and fatal hyper-cytokinemia associated with multi-organ failure.", "\"sars-cov-2-rna viremia is a robust marker of critical illness in covid-19\".", "sars-cov-2-rna viremia is a robust marker of critical illness in covid-19.", "conclusions sars-cov-2 rnaemia and viral rna load in plasma are associated to critical illness in covid-19.")