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Lionel Sharples Penrose 11 June 1898 - 12 May 1972

Published online by Cambridge University Press:  01 August 2014

Luigi Gedda

Abstract

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Type
In Memoriam
Information
Acta geneticae medicae et gemellologiae: twin research , Volume 21 , Issue 3 , July 1972 , pp. 189 - 190
Copyright
Copyright © The International Society for Twin Studies 1972

References

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A method of separating the relative aetiological effect of birth order and maternal age, with special reference to mongolian imbecility. Ann. Eugen., Lond., 6: 108, 1934 CrossRefGoogle Scholar.

Maternal age in familial mongolism. J. Ment. Sci., 97: 738, 1951 Google ScholarPubMed.

Mongolian idiocy (mongolism) and maternal age. Ann. N.Y. Acad. Sci., 57: 494, 1954 CrossRefGoogle ScholarPubMed.

Paternal age in mongolism. Lancet, 1: 1101, 1962 Google ScholarPubMed.

The effects of change in maternal age distribution upon the incidence of mongolism. J. Ment. Defic. Res., 11: 54, 1967 Google ScholarPubMed.

2 Maternal age and parity in placenta praevia. J. Obst. Gynaecol. Br. Emp., 46: 645, 1939 CrossRefGoogle Scholar.

3 Maternal age, order of birth and developmental abnormalities. J. Ment. Sci., 85: 1141, 1939 Google Scholar.

4 The problem of anticipation in pedigrees of dystrophia myotonica. Ann. Eugen., Lond., 14: 125, 1948 Google Scholar.

5 Parental age in achondroplasia and mongolism. Am. J. Hum. Genet., 9: 167, 1957 Google ScholarPubMed.

6 Parental age and non-disjunction. Human Chromosomal Abnormalities (Ed. Davidson, W. M. & Smith, D. Robertson) London Sharpies Press, 1961 Google Scholar.