He did have the link in the video.
See top of page 4 in the link below.
https://static.janssen-emea.com/sites/default/files/EMEA/PIL/EMEA-PL-0114.pdf?tracked
Yep. I missed the fine print. Still, clotting incidents have been nowhere near 1 in 10,000. I bet they are on-par with any other vaccine that has been administered for years.