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Publisher:
New England Journal of Medicine (NEJM/MMS)
ISSN: 0028-4793
ISSN
(Print):
0028-4793
Publication date
(Electronic):
May 31 2001
Volume: 344
Issue: 22
Affiliations
[1
]
Neurological Institute, Columbia-Persbyterian Medical Center, New York-Presbyterian
Hospital, and Columbia University College of Physicians and Surgeons, NY 10032, USA.
lprl@columbia.edu