@article{b6c9e5216d2f4dc9bb3bbe36be342de2,
title = "Development of tolerance to the effects of morphine: association between analgesia and electrical activity in the periaqueductal gray matter",
author = "Gideon Urca and Nahin, {Richard L.} and Liebeskind, {John C.}",
note = "Funding Information: The authors wish to express their appreciation to Dr. J. E. Sherman for his helpful comments in preparing this manuscript. This research was supported by NIH Grant NS07628.",
year = "1979",
month = oct,
day = "26",
doi = "10.1016/0006-8993(79)90888-6",
language = "אנגלית",
volume = "176",
pages = "202--207",
journal = "Brain Research",
issn = "0006-8993",
publisher = "Elsevier B.V.",
number = "1",
}