Gas chromatography of the catecholamines as their trifluoroacetates in urine and tumor.
D002395:Catecholamines / Q000032:analysis* / Q000652:urine; D002849:Chromatography, Gas; D005463:Fluoroacetates / Q000032:analysis*; D009369:Neoplasms
D002395:Catecholamines; D005463:Fluoroacetates