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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Christophers, S R
    Type: Article
    In: Annals of tropical medicine and parasitology
    Volume: 17
    Issue: 1
    Date: 1923
    Page Range: 71--78
    Publication Info: Liverpool, University Press [etc.],
  2. By: Christophers, S R
    Type: Article
    In: Annals of tropical medicine and parasitology
    Volume: 7
    Issue: 1
    Date: 1913
    Page Range: 45--100
    Publication Info: Liverpool, University Press [etc.],