Palabras claves: 1D NMR spectroscopy, Brown, red, and yellow type, Cuban propolis, HPLC-ESI/MS, HPLC-PDA, Isoflavonoids, polyisoprenylated benzophenones, Pterocarpans
Autores: Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L., Rosado A.