title: Comparison of serum cortisol measurement by immunoassay and liquid chromatography-tandem mass spectrometry in patients receiving the 11β-hydroxylase inhibitor metyrapone.
authors.forename: David John
authors.initials: DJ
authors.lastname: Halsall
authors.forename: Mark
authors.initials: M
authors.lastname: Gurnell
mesh_terms: D003480:Cushing Syndrome / Q000097:blood*; D016903:Drug Monitoring / Q000379:methods*; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D008797:Metyrapone / Q000627:therapeutic use*; D013252:Steroid 11-beta-Hydroxylase / Q000037:antagonists & inhibitors*
chemical_list: D013252:Steroid 11-beta-Hydroxylase; D006854:Hydrocortisone; D008797:Metyrapone