WITHDRAWN: Enkephalin- and dynorphin-release produced by electrical stimulation of different frequencies in rat brain slices.
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Neuroscience Research Institute, School of Basic Medical Science, Peking University, 38 Xue-Yuan Road, Beijing 100191, China.
Li
L
Meng
Neuroscience Research Institute, School of Basic Medical Science, Peking University, 38 Xue-Yuan Road, Beijing 100191, China.
Guogang
G
Xing
Neuroscience Research Institute, School of Basic Medical Science, Peking University, 38 Xue-Yuan Road, Beijing 100191, China.
Cailian
C
Cui
Neuroscience Research Institute, School of Basic Medical Science, Peking University, 38 Xue-Yuan Road, Beijing 100191, China.
Jisheng
J
Han