title: Reducing effect of a Phaseolus vulgaris dry extract on operant self-administration of a chocolate-flavoured beverage in rats.
authors.affiliation: CNR Neuroscience Institute, Viale Diaz 182, I-09126 Cagliari, Italy.
authors.forename: Paola
authors.initials: P
authors.lastname: Maccioni
authors.forename: Giancarlo
authors.initials: G
authors.lastname: Colombo
authors.forename: Antonella
authors.initials: A
authors.lastname: Riva
authors.forename: Paolo
authors.initials: P
authors.lastname: Morazzoni
authors.forename: Ezio
authors.initials: E
authors.lastname: Bombardelli
authors.forename: Gian Luigi
authors.initials: GL
authors.lastname: Gessa
authors.forename: Mauro A M
authors.initials: MA
authors.lastname: Carai