However there already exist real people in the world who have had Covid twice, and who reportedly have had a much tougher time the second time around.
This study helps us put some bounds on how many people this might happen to (assuming there are no mutations to the virus) but it doesn't rule it out completely, because of the prior existence proofs
This study helps us put some bounds on how many people this might happen to (assuming there are no mutations to the virus) but it doesn't rule it out completely, because of the prior existence proofs