title: Measurement of late-night salivary cortisol and cortisone by LC-MS/MS to assess preanalytical sample contamination with topical hydrocortisone.
authors.forename: Hershel
authors.initials: H
authors.lastname: Raff
authors.forename: Ravinder J
authors.initials: RJ
authors.lastname: Singh
mesh_terms: D000284:Administration, Oral; D000287:Administration, Topical; D002853:Chromatography, Liquid; D002940:Circadian Rhythm; D003348:Cortisone / Q000032:analysis*; D004797:Enzyme-Linked Immunosorbent Assay; D006801:Humans; D006854:Hydrocortisone / Q000032:analysis*; D012016:Reference Values; D012463:Saliva / Q000737:chemistry*; D013048:Specimen Handling; D053719:Tandem Mass Spectrometry
chemical_list: D003348:Cortisone; D006854:Hydrocortisone