@malicemagic @roadapps23 @EricTopol I think observational, but Israel has high quality well-classified data and a good track record on this. Pretty much everything it concluded about 3rd boosters ended up being confirmed by trials.
@malicemagic@roadapps23@EricTopol我认为是观测到的，但以色列拥有高质量、分类良好的数据，在这方面有着良好的记录。几乎所有关于第三助推器的结论最终都得到了试验的证实。