I forget who it was but there was a recent article that stated 'they' would only get results as to whether the vaccines 'were working' in the fall 2021.. This was approximately 10 months or so after the article was written.. Plenty of time for co-creation to happen and see if the babies were dying off as a result of the mother taking the vaccine.
After much speculation that the vaccine is a sterilisation agent, this could be early signs that it 'is working'