The biology of mental defect / by Lionel S. Penrose ; with a preface by J.B.S. Haldane.

  • Lionel Penrose
Date:
[1954]

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: The biology of mental defect / by Lionel S. Penrose ; with a preface by J.B.S. Haldane. Source: Wellcome Collection.

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