Enantioselective extraction of (+)-(S)-citalopram and its main metabolites using a tailor-made stir bar chiral imprinted polymer for their LC-ESI-MS/MS quantitation in urine samples

1. Unceta, N.
2. Gómez-Caballero, A.
3. García, D.
4. Díaz, G.
5. Guerreiro, A.
6. Piletsky, S.
7. Aránzazu Goicolea, M.
8. Barrio, R.J.