“The nagging question after these studies was whether we had a true finding versus a spurious one due to ‘the healthy survivor effect,’ also called ‘the healthy vaccinee effect’,” Schulz told MNT.

This is the key bit — the new study rules out most influences of the healthy survivor effect.

https://www.centerforneurologyandspine.com/post/unveiling-the-viral-connection-cytomegalovirus-and-alzheimers-disease

HCMV could also be contributing to Alzheimers as well… crazy times we’re living in