Monster in the making

摘要

Once there was talk of eradicating measles. Yet for now the World Health Organization is aiming only to cut deaths by half. But virologists warn that measles could stage a murderous comeback if we do not vaccinate more of the world's children soon. In poor countries where vaccination is limited, measles is still a big killer, of children especially. Nearly a million people die of the disease every year, and survivors may be left with permanent brain damage.