| Literature DB >> 13324147 |
P R BURKHOLDER, L M BURKHOLDER.
Abstract
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Keywords: VITAMIN B12/determination
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Year: 1956 PMID： 13324147 DOI： 10.1126/science.123.3207.1071-a
Source DB: PubMed Journal: Science ISSN： 0036-8075 Impact factor: 47.728