Price Sean
Tex Med. 2018 Apr 1;114(4):43.
Few Americans today remember when measles was deadly. But before the measles vaccine was introduced in 1963, the disease killed about 2.6 million globally each year. By 2016, vaccination programs cut that number to about 89,000.
如今很少有美国人记得麻疹曾是致命的疾病。但在1963年麻疹疫苗问世之前，这种疾病每年在全球导致约260万人死亡。到2016年，疫苗接种计划将这一数字降至约8.9万。
