I am not sure which links you are having trouble posting Caroline?

However here is the actual FDA link about this issue (100 cases of Guillain-Barré Syndrome in 12.5 million people who have received the J&J vaxx so far)
Coronavirus (COVID-19) Update: July 13, 2021 | FDA

Dr Axe also has comprehensive info on GBS
Guillain-Barre Syndrome + 4 Ways to Manage Symptoms - Dr. Axe