QuEChERS method for the extraction of isoflavones from soy-based foods before determination by capillary electrophoresis-electrospray ionization-mass spectrometry

1. Bustamante-Rangel, M.
2. Delgado-Zamarreño, M.M.
3. Pérez-Martín, L.
4. Carabias-Martínez, R.