TY  - JOUR
PY  - 1954//
TI  - Maintaining two voluntary motor activities at the same time; normal values and its impairment in Parkinson's disease
JO  - Transactions of the American Neurological Association
A1  - Schwab, R. S.
A1  - Chafetz, M. E.
A1  - Walker, S.
SP  - 216
EP  - 220
VL  - 13
IS  - 79th Meeting
N2  - <p>[Abstract unavailable]</p> <p>Language: en</p> 
LA  - en
SN  - 0065-9479
UR  - http://dx.doi.org/
ID  - ref1
ER  -