The public in both poor and rich countries has a right to scientifically-based evidence that international vaccine programs are as safe as possible and that they have been thoroughly safety-tested. The best metrics for measuring safety are...
It is to the mind of perfect poise, housed in a body of clean habits, stabilized neural energies, and balanced chemical function — when the physical, mental, and spiritual powers are in triune harmony of development — that a maximum of light and truth can be imparted with a minimum of temporal danger or risk to the real welfare of such a being.