@article{9be1fac498024cef8216e9cf69e282a1,
title = "Alterations of P-endorphine-like immunoreactivity in CSF following behavioral training using a passive avoidance procedure.",
keywords = "β-endorphin-like immunoreactivity, cerebrospinal fluid, learning and memory, opioid, passive avoidance behavior, stress",
author = "R.Q. Wan and V.M. Wiegant and {de Jong}, W. and {de Wied}, D.",
year = "1996",
language = "English",
volume = "21",
pages = "503--513",
journal = "Psychoneuroendocrinology",
issn = "0306-4530",
publisher = "Elsevier",
}