Letter

Recessive disorders and consanguineous marriage

BMJ 2005; 331 doi: http://dx.doi.org/10.1136/bmj.331.7530.1475 (Published 15 December 2005) Cite this as: BMJ 2005;331:1475
  1. John W T Benson, consultant paediatrician (john.benson@elht.nhs.uk)
  1. Queens Park Hospital, Blackburn BB2 3HH

    EDITOR—Dyer in his news item misquotes Alison Shaw.1 The doubling of risk from 2% to 4% with marriage of cousins is for all congenital or genetic disorders, not recessive disorders, which are much less common in …

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