HPLC-MS/MS method for the determination of perfluoroalkyl substances in breast milk by combining salt-assisted and dispersive liquid-liquid microextraction. - Vela-Soria, Fernando; Serrano-López, Laura; García-Villanova, Javier; de Haro, Tomás; Olea, Nicolas; Freire, Carmen (Analytical & Bioanalytical Chemistry, 2020)