@article{31f7d2ac4ed14bdcb4e3f436a3358b68,
title = "Unexpected urine drug testing results in a hospice patient on high-dose morphine therapy",
author = "Reisfield, \{Gary M.\} and Chronister, \{Chris W.\} and Goldberger, \{Bruce A.\} and Bertholf, \{Roger L.\}",
note = "Copyright: Copyright 2011 Elsevier B.V., All rights reserved.",
year = "2009",
month = oct,
day = "1",
doi = "10.1373/clinchem.2008.122754",
language = "English (US)",
volume = "55",
pages = "1765--1768",
journal = "Clinical Chemistry",
issn = "0009-9147",
number = "10",
}