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MDL 72222, ketanserin, and methysergide pretreatments fail to alter breaking points on a progressive ratio schedule reinforced by intravenous cocaine
Susan Lacosta, David C.S. RobertsVolume:
44
Year:
1993
Language:
english
Pages:
5
DOI:
10.1016/0091-3057(93)90295-5
File:
PDF, 541 KB
english, 1993