At the outset of the experimental mass vaccination program, the extent to which COVID-19 vaccines might cause enhanced disease was not yet know, but was targeted for study by members of the scientific community.1)
https://threadreaderapp.com/thread/1439260016154857472.html
https://www.annalsofoncology.org/article/S0923-7534(21)04880-8/fulltext
Dr. Robert Malone warns that there is a vaccine-induced virus causing hemorrhagic fever spreading through China.3)