Picetti, R; Caccavo, JA; Ho, A; Kreek, MJ; (2011) Dose escalation and dose preference in extended-access heroin self-administration in Lewis and Fischer rats. Psychopharmacology, 220 (1). pp. 163-72. ISSN 1432-2072 DOI: https://doi.org/10.1007/s00213-011-2464-4 Full text not available from this repository.

Zhang, Y; Picetti, R; Butelman, ER; Schlussman, SD; Ho, A; Kreek, MJ; (2008) Behavioral and neurochemical changes induced by oxycodone differ between adolescent and adult mice. Neuropsychopharmacology, 34 (4). pp. 912-22. ISSN 0893-133X DOI: https://doi.org/10.1038/npp.2008.134 Full text not available from this repository.