TY - RPRT TI - Decrease in concentration of free catechins in tea over time determined by micellar electrokinetic chromatography. AU - D Stach AU - O J Schmitz PY - 2001 DO - 10.1016/s0021-9673(01)00903-7 UR - https://pubmed.ncbi.nlm.nih.gov/11521904/ ID - 11521904 ER -