Extracellular and intracellular zilpaterol and clenbuterol quantification in Hep G2 liver cells by UPLC-PDA and UPLC–MS/MS
Sofia Piña-Olmos, Mariana Dolores-Hernández, Alma Villaseñor, Roberto Díaz‐Torres, Efrén Ramírez Bribiesca, Raquel López‐Arellano, Patricia Ramírez‐Noguera
Abstract