TY - RPRT TI - Matrix solid-phase dispersion microextraction and determination by high-performance liquid chromatography with UV detection of pesticide residues in citrus fruit. AU - A I Valenzuela AU - R Lorenzini AU - M J Redondo AU - G Font PY - 1999 DO - 10.1016/s0021-9673(99)00055-2 UR - https://pubmed.ncbi.nlm.nih.gov/10327624/ ID - 10327624 ER -