Interferences by anti-TB drugs in a validated HPLC assay for urinary catecholamines and their successful removal

T Manickum1

  • 1Department of Chemical Pathology (Chromatography Section), National Health Laboratory Services, Inkosi Albert Luthuli Central (IALC) Hospital (IALCH), Mayville, South Africa. thavrin.manickum@umgeni.co.za