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    Summary

    As a child, Phil Coulson was vaccinated against whooping cough. In one version of the story, the vaccination held and he went on to become Agent Coulson, SHIELD bad-ass and Avengers liaison. In another, though, he was one of the few the vaccine doesn't protect and he nearly died when he was ten, suffering permanent lung damage and recurrent asthma. This is the story of what happened after that.

    Language:
    English
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