Mass Spectrometry of Mycophenolic Acid and Its Phenol and Acyl Glucuronide Metabolites, Gunnar Brandhorst, Frank Streit, Sandra Goetze, Michael Oellerich, and Victor William Armstrong (Universitätsklinikum Göttingen, Abteilung Klinische Chemie/Zentrallabor, 37075 Göttingen, Germany; * address correspondence to this author at: Universitätsklinikum Göttingen, Abteilung Klinische Chemie/Zentrallab...