- Dr J E Nielsen, Institute of Medical Biochemistry and Genetics, Laboratory of Medical Genetics, Section of Neurogenetics, The Panum Institute, Building 24.4, Blegdamsvej 3, DK-2200 Copenhagen. N Denmark. Telephone 0045 3532 7816; fax 0045 3139 3373; email:
- Received September 2, 1996
- Revised June 17, 1997
- Accepted June 30, 1997
- First published January 1, 1998.
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