Rapid assay for theophylline in clinical samples by reversed-phase high-performance liquid chromatography
1979 ◽
Vol 163
(4)
◽
pp. 363-372
◽
1983 ◽
Vol 273
(2)
◽
pp. 449-452
◽
1988 ◽
Vol 431
◽
pp. 418-423
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1979 ◽
Vol 176
(2)
◽
pp. 217-224
◽
1982 ◽
Vol 241
(2)
◽
pp. 409-412
◽
1998 ◽
Vol 308
◽
pp. 295-300
◽
2010 ◽
Vol 38
(5)
◽
pp. 688-692