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Genetica

, Volume 22, Issue 4–5, pp 297–330 | Cite as

Families with mental defectiveness heredity and natality. Means of prevention

  • G. P. Frets
Article
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Keywords

Mental Defectiveness 
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Literatur

  1. 2).
    In this paper I have retained the English nomenclature with regard to mental defectiveness; Cf p. 327.Google Scholar
  2. 3a).
    Dubitscher. Der Schwachsinn. Bd. I Hndb. d. Erbkr. 1937.Google Scholar
  3. 3b).
    Baur, Fischer, Lenz. Menschliche Erblichkeitslehre. München.Google Scholar
  4. 3c).
    Tredgold. Mental Deficiency. 6th ed. London 1937.Google Scholar
  5. 3d).
    C. Brugger. Erbkrankh. u. ihre Bekämpfung. Zürich, Leipzig 1939.Google Scholar
  6. 3e).
    Lidbetter. Heredity and the Soc. problem group. London, 1933.Google Scholar
  7. 3f).
    Wildenskov. Mental Deficiency. 1934.Google Scholar
  8. 3g).
    Sjögren. Oligophrenie, Acta ps. et neur. Supl. II 1932 and Ment. Defic. Ann. of Eug. 6, 1935.Google Scholar
  9. 3h).
    G. P. Frets. Erfelijkheid. 1935. Amsterdam.Google Scholar
  10. 3i).
    E. Dröher. Erbbiol. Erheb. an. ehem. Hilfsschüler d. Geb. j. 1878–1911 u.s.w. Arch. f. Rass. u. Ges. Biol. 33, 10, 1939 (Lit.).Google Scholar

Copyright information

© Martinus Nijhoff 1940

Authors and Affiliations

  • G. P. Frets
    • 1
  1. 1.Mental Hospital “Maasoord”Rotterdam

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