The censorship isn't limited to YouTube. Scholarly articles from large collaborations have been censored from peer-reviewed journals when they received too much public attention:
https://www.the-scientist.com/news-opinion/frontiers-removes...
https://www.the-scientist.com/news-opinion/frontiers-removes...
The statement continues: “Further, the authors promoted their own specific ivermectin-based treatment which is inappropriate for a review article and against our editorial policies. In our view, this paper does not offer an objective nor balanced scientific contribution to the evaluation of ivermectin as a potential treatment for COVID-19.”