A lot of anti-vaccination people are skeptics; they don't trust the information being given to them by authoritative sources. The government deliberately withho

A lot of anti-vaccination people are skeptics; they don't trust the information being given to them by authoritative sources. The government deliberately withholding information, especially if done with the intent you described, would, without question, reinforce their skepticism. So considering that, I suspect the loss of life would increase in the long run.