C/N/H/O stable isotope analysis for determining the geographical origin of American ginseng (Panax quinquefolius)
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2008 ◽
Vol 55
(5)
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pp. 250-252
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2015 ◽
Vol 110
(2)
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pp. 68-75
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2013 ◽
Vol 140
(1-2)
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pp. 135-140
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