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The r(20) syndrome.
  1. R Herva,
  2. I Saarinen,
  3. L Leikkonen


    A 21-year-old woman with a ring-20 chromosome is described. The clinical findings, behaviour problems, epilepsy, and low grade mental retardation are the same as in the 3 cases described earlier. It seems to be justified to speak of a specific ring-20 syndrome.

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