claim: imbalanced host response to sars-cov-2 drives development of covid-19
evidence_1: cell and animal models of sars-cov-2 infection, in addition to transcriptional and serum profiling of covid-19 patients, consistently revealed a unique and inappropriate inflammatory response.", "we propose that reduced innate antiviral defenses coupled with exuberant inflammatory cytokine production are the defining and driving features of covid-19.")