TY - RPRT TI - Extended access self-administration of methamphetamine is associated with age- and sex-dependent differences in drug taking behavior and recognition memory deficits in rats AU - Westbrook, S. R. AU - Dwyer, M. R. AU - Cortes, L. R. AU - Gulley, J. M. PY - 2019 DO - 10.1101/850396 UR - https://www.biorxiv.org/content/10.1101/850396v1 ID - 10.1101/850396 ER -