Do you buy that some people were ill for a long time after SARs? After Spanish Flu? Check out https://www.science.org/content/article/blood-abnormalities-found

Do you buy that some people were ill for a long time after SARs? After Spanish Flu? Check out https://www.science.org/content/article/blood-abnormalities-found-people-long-covid https://www.science.org/content/article/blood-abnormalities-... You started this by saying you had done zero research, if you want to chat more I'm happy to, there is plenty of study in this area.