TY - RPRT TI - Automated sample preparation based on the sequential injection principle. Solid-phase extraction on a molecularly imprinted polymer coupled on-line to high-performance liquid chromatography. AU - Georgios Theodoridis AU - Constantinos K Zacharis AU - Paraskevas D Tzanavaras AU - Demetrius G Themelis AU - Anastasios Economou PY - 2004 DO - 10.1016/j.chroma.2003.12.036 UR - https://pubmed.ncbi.nlm.nih.gov/15043255/ ID - 15043255 ER -