|Original language||English (US)|
|Number of pages||1|
|State||Published - 1974|
Bibliographical noteFunding Information:
These studies were supported by NIDA grant DA-01403 . H . H . Loh is a recipient of a NIMH Research Scientist Development Award, K2-DA-70554 . The authors wish to thank Mrs . Susan Culbertson for assistance in preparation of the manuscript .