TY - RPRT TI - Integrated microfluidic device for solid-phase extraction coupled to micellar electrokinetic chromatography separation. AU - Jeremy D Ramsey AU - Greg E Collins PY - 2005 DO - 10.1021/ac0507789 UR - https://pubmed.ncbi.nlm.nih.gov/16223254/ ID - 16223254 ER -