That you're waiting for the human tests to be over. You could also mention that the parents generation had maybe 3-5 childhood vaccines, but anyone born in the 70s had about 15, and 90s over 20. Don't want to overdo it. (I'm spitballing the numbers; you could probably look it up.)
That you're waiting for the human tests to be over. You could also mention that the parents generation had maybe 3-5 childhood vaccines, but anyone born in the 70s had about 15, and 90s over 20. Don't want to overdo it. (I'm spitballing the numbers; you could probably look it up.)