Oral drug self-administration: an overview of laboratory animal studies
Department of Psychiatry and Behavioral Sciences, University of Texas Health Science Center at Houston, 1300 Moursund, Houston, TX 77030-3497, USA
Received 31 October 2000; received in revised form 20 February 2001; accepted 25 February 2001.
PII: S0741-8329(01)00149-5
© 2001 Elsevier Science Inc. All rights reserved.
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