The value of database controls in pilot or futility studies...

The value of database controls in pilot or futility studies in ALS

Czaplinski, A., Haverkamp, L. J., Yen, A. A., Simpson, E. P., Lai, E. C., Appel, S. H.
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Volume:
67
Language:
english
Journal:
Neurology
DOI:
10.1212/01.wnl.0000244415.48221.81
Date:
November, 2006
File:
PDF, 288 KB
english, 2006
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