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chromatography and electrochemical detection: comparison of liquid–liquid extraction
with automated on-line solid-phase extraction’, J. Chromatogr. B 709:255–263 (1998).
78. H. Svennberg and P.-O. Lagerström, ‘Evaluation of an on-line solid-phase extraction
method for determination of almokalant, an antiarrhythmic drug, by liquid chromatogra-
phy’, J. Chromatogr. B 689:371–377 (1997).
79. D. Barron, J. Barbosa, J. A. Pascual and J. Segura, ‘Direct determination of anabolic
steroids in human urine by online solid-phase extraction/liquid chromatography/mass
spectrometry’, J. Mass Spectrom. 31:309–319 (1996).
80. J. Huwyler, S. Rufer, E. Küsters and J. Drewe, ‘Rapid and highly automated determina-
tion of morphine and morphine glucuronides in plasma by on-line solid-phase extraction
and column liquid chromatography’, J. Chromatogr. B 674:57–63 (1995).
81. S. Bompadre, L. Ferrante, F. P. Alò and L. Leone, ‘On-line solid-phase extraction of
ceftazidime in serum and determination by high-performance liquid chromatography’,
J. Chromatogr. B 669:265–269 (1995).
82. H. Zehender, J. Denouël, M. Roy, L. Le Saux and P. Schaub, ‘Simultaneous determina-
tion of terbinafine (Lamisil) and five metabolites in human plasma and urine by high-
performance liquid chromatography using on-line solid-phase extraction’,
J. Chromatogr. B 664:347–355 (1995).
83. O. V. Olesen and B. Poulsen, ‘On-line fully automated determination of clozapine and
desmethylclozapine in human serum by solid-phase extraction on exchangeable car-
tridges and liquid chromatography using a methanol buffer mobile phase on unmodified
silica’, J. Chromatogr. 622:39–46 (1993).
84. V. Ascalone, P. Guinebault and A. Rouchouse, ‘Determination of mizolastine, a new
antihistaminic drug, in human plasma by liquid–liquid extraction, solid-phase extrac-
tion and column-switching tecniques in combination with high-performance liquid chro-
matography’, J. Chromatogr. 619:275–284 (1993).
85. D. Chollet and P. Künstner, ‘Fast systematic approach for the determination of drugs in
biological fluids by fully automated high-performance liquid chromatography with on-
line solid-phase extraction and automated cartridge exchange’, J. Chromatogr. 577:
335–340 (1992).
86. K. Saeed and M. Becher, ‘On-line solid-phase extraction of piroxicam prior to its determi-
nation by high-performance liquid chromatography’, J. Chromatogr. 567:185–193 (1991).
87. G. García-Encina, R. Farrán, S. Puig and L. Martínez, ‘Validation of an automated liquid
chromatographic method for omeprazole in human plasma using on-line solid-phase
extraction’, J. Pharm. Biomed. Anal. 21:371–382 (1999).
88. K. Kronkvist, M. Gustavsson, A.-K. Wendel and H. Jaegfeldt, ‘Automated sample prepa-
ration for the determination of budesonide in plasma samples by liquid chromatography
and tandem mass spectrometry’, J. Chromatogr. A 823:401–409 (1998).
89. B. Kaye, W. J. Herron, P. V. Macrae, S. Robinson, D. A. Stopher, R. F. Venn and W. Wild,
‘Rapid, solid phase extraction tecnique for the high-throughput assay of darifenacin in
human plasma’, Anal. Chem. 68: 1658–1660 (1996).
90. J. Hempenius, J. Wieling, J. P. G. Brakenhoff, F. A. Maris and J. H. G. Jonkman, ‘High-
throughput solid-phase extraction for the determination of cimetidine in human plasma’,
J. Chromatogr. B 714:361–368 (1998).
91. M. Jemal, D. Teitz, Z. Ouyang and S. Khan, ‘Comparison of plasma sample purification
by manual liquid-liquid extraction, automated 96-well liquid–liquid extraction and
automated 96-well solid-phase extraction for analysis by high-performance liquid chro-
matography with tandem mass spectrometry’, J. Chromatogr. B 732:501–508 (1999).
92. R. Rühl and H. Nau, ‘Determination of adapalene (CD271/Differin®) and retinol in
plasma and tissue by on-line solid-phase extraction and HPLC analysis’, Chro-
matographia 45:269–274 (1997).