@article{19ef374ba5fb4994bba2489594cd434e,
title = "Commercial radioimmunoassays do not measure urinary free cortisol accurately and should not be used for physiological studies [3] (multiple letters)",
author = "Murphy, \{Beverley E.Pearson\} and Legro, \{Richard S.\} and Demers, \{Laurence M.\}",
note = "Copyright: Copyright 2008 Elsevier B.V., All rights reserved.",
year = "2003",
month = aug,
day = "1",
doi = "10.1210/jc.2003-030836",
language = "English (US)",
volume = "88",
pages = "4003--4004",
journal = "Journal of Clinical Endocrinology and Metabolism",
issn = "0021-972X",
publisher = "Endocrine Society",
number = "8",
}