Human methadone self-administration: effects of dose and ratio requirement
Spiga, R., Grabowski, J., Silverman, P.B., Meisch, R.A.
Published in Behavioural pharmacology (01.03.1996)
Published in Behavioural pharmacology (01.03.1996)
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Journal Article
The failure of cocaine to serve as an orally self-administered reinforcer in Lewis rats
Bell, S.M., Silverman, P.B., Lemaire, G.A., Meisch, R.A.
Published in Behavioural pharmacology (01.06.1995)
Published in Behavioural pharmacology (01.06.1995)
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