High sensitivity analyses of steroids using gas chromatography-negative chemical ionisation mass spectrometry
1983 ◽
Vol 48
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pp. 241-244
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1990 ◽
Vol 55
(3)
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pp. 842-848
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2003 ◽
Vol 991
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pp. 77-97
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1991 ◽
Vol 571
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pp. 101-108
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1992 ◽
Vol 58
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pp. 116-120
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2002 ◽
Vol 16
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pp. 646-649
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1988 ◽
Vol 445
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pp. 119-128
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1983 ◽
Vol 273
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pp. 161-165
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1993 ◽
Vol 614
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pp. 77-86
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