[Wonder Warthog]

Your link has an error and goes nowhere. I suspect it is the same one which keeps getting passed around the net, from a CHINESE researcher at a HONG KONG facility. Do you “really” believe that the ChiComs aren’t capable of facilitating a fake study???

[Balding_Eagle]

https://forums.somd.com/threads/neurosurgeon-says-face-masks-pose-serious-risk-to-healthy-people.357551/

Working link with references.