This finding is about the inflammatory shock (MISC) mainly. But I thought this hint from the paper about long covid was worth highlighting since a much larger number of people are affected:

> There are indications, for example, that reactivation of dormant viruses could play a role in long COVID. “There could be parallels with the processes at work in MIS-C, which would make TGFβ inhibitors potential candidates for a treatment for long COVID,” says Mashreghi.