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Báez Contreras, María Estrella ,  Espinoza González, Jeannette ,  Silva, Ricardo ,  Fuentes Pérez, Edwar ,  [Sorption-desorption behavior of pesticides and their degradation products in volcanic and nonvolcanic soils: interpretation of interactions through two-way principal component analysis]

Báez Contreras, María Estrella ,  Fuentes Pérez, Edwar ,  Espinoza González, Jeannette ,  [Characterization of the Atrazine Sorption Process on Andisol and Ultisol Volcanic Ash-Derived Soils: Kinetic Parameters and the Contribution of Humic Fractions]

Vásquez, Valeria ,  Báez Contreras, María Estrella ,  Bravo, Manuel ,  Fuentes Pérez, Edwar ,  [Determination of heavy polycyclic aromatic hydrocarbons of concern in edible oils via excitation-emission fluorescence spectroscopy on nylon membranes coupled to unfolded partial least-squares/residual bilinearization]

Reyes, H. ,  Báez Contreras, María Estrella ,  González, Manuel ,  Hernández, I. ,  Palma, J. ,  Ribalta, J. ,  Sandoval, L. ,  Zapata Larraín, Rodrigo ,  [Selenium, zinc and copper plasma levels in intrahepatic cholestasis of pregnancy, in normal pregnancies and in healthy individuals, in Chile]

Alarcón, Francis ,  Báez Contreras, María Estrella ,  Bravo, Manuel ,  Richter Duk, Pablo ,  Escandar, Graciela M. ,  Olivieri, Alejandro C. ,  Fuentes Pérez, Edwar ,  [Feasibility of the determination of polycyclic aromatic hydrocarbons in edible oils via unfolded partial least-squares/residual bilinearization and parallel factor analysis of fluorescence excitation emission matrices]

Báez Contreras, María Estrella ,  Rodríguez, M. ,  Vilches, P. ,  Romero, E. ,  [Adsorption of methabenzthiazuron on six allophanic and nonallophanic soils: Effect of organic matter amendment]

Espinoza González, Jeannette ,  Báez Contreras, María Estrella ,  [Determination of atrazine in aqueous soil extracts by high-performance thin-layer chromatography]

Roa, Luis J. ,  Báez Contreras, María Estrella ,  [Behavior of herbicide bensulfuron-methyl in microwave-assisted solvent extraction (MASE) from soils with different physicochemical characteristics]

Báez Contreras, María Estrella ,  Aponte, Abdiel ,  Sánchez Rasero, Francisco ,  [Microwave-assisted solvent extraction of the herbicide methabenzthiazuron from soils and some soil natural organic and inorganic constituents. Influence of environmental factors on its extractability]

Fuentes Pérez, Edwar ,  Báez Contreras, María Estrella ,  Reyes, Dana ,  [Microwave-assisted extraction through an aqueous medium and simultaneous cleanup by partition on hexane for determining pesticides in agricultural soils by gas chromatography: A critical study]