通过洗手以及禁止触摸疱疹可以预防这种自身传播或者自体接种。
This self-spread or autoinoculation can be prevented by washing your hands and not touching the cold sore.
世卫组织继续建议把卫生工作者作为早期疫苗接种的首要重点，以便保护他们自身及其患者，并随着大流行性流感的演化，协助维持卫生系统的运转。
WHO continues to recommend that health workers be given first priority for early vaccination to protect themselves and their patients, and help keep health systems functioning as the pandemic evolves.
凯思琳·维德曼并非是疫苗的坚定反对者，她只是相信，她的孩子通过自身免疫对抗疾病，比接种疫苗要好得多。
Kathleen Wiederman is not staunchly against vaccines. She simply believes it is better for her child to naturally battle an illness than to be vaccinated against it.
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