Source: cirosantilli/why-is-covid-19-so-serious-in-some-people-but-not-in-others

= Why is COVID-19 so serious in some people but not in others?

There are a few possibilities:
* <genetics>
  * bibliography:
    * https://www.science.org/doi/10.1126/scitranslmed.abj7521[] Identification of driver genes for critical forms of COVID-19 in a deeply phenotyped young patient cohort by Carapito et al. (2021)
* state of the immune system based on disease history
* age