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Homozygous expression of haemophilia B in a heterozygote

Acta Medica Scandinavica
|January 1, 1978
PubMed

A case of clinically severe haemophilia B in a woman is described. In 1977 she was delivered of a healthy male child, showing that she is heterozygous for the haemophilia gene. This seems to be the first report of a proven heterozygote with the homozygous expression of severe haemophilia.

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