@article{75500aae1cc0425aa1966e354d943c25,
title = "The Route of Prolonged Morphine Administration Affects the Pattern of its Metabolites in the Urine of Chronically Treated Patients",
author = "Janicki, \{P. K.\} and Erskme, \{W. A.R.\} and James, \{M. F.M.\}",
note = "Funding Information: Grant support by the South African Medical Research Council is acknowledged. *»'",
year = "1991",
doi = "10.1515/cclm.1991.29.6.391",
language = "English (US)",
volume = "29",
pages = "391--394",
journal = "Clinical Chemistry and Laboratory Medicine",
issn = "1434-6621",
publisher = "Walter de Gruyter GmbH",
number = "6",
}