related_tweet: @rstrixxx @timewal46043424 @sciam there are seven coronaviruses known to infect humans, four of those cause the common cold. this novel virus is among the other three that do not.
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  per cdc: other coronaviruses cannot produce a positive result on a viral test for sars-cov-2