An LC-MS method to determine concentrations of isoflavones and their sulfate and glucuronide conjugates in urine.
Cimino CO, Shelnutt SR, Ronis MJ, Badger TM. An LC-MS method to determine concentrations of isoflavones and their sulfate and glucuronide conjugates in urine. Clin Chim Acta. 1999 Sep; 287(1-2):69-82.