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Q24656481-5CB67B7F-37D8-4052-81AA-0C8F934736D0
Q24656481-5CB67B7F-37D8-4052-81AA-0C8F934736D0
BestRank
Statement
http://www.wikidata.org/entity/statement/Q24656481-5CB67B7F-37D8-4052-81AA-0C8F934736D0
Serum 25(OH)-vitamin D concentration and risk of esophageal squamous dysplasia
P2860
Q24656481-5CB67B7F-37D8-4052-81AA-0C8F934736D0
BestRank
Statement
http://www.wikidata.org/entity/statement/Q24656481-5CB67B7F-37D8-4052-81AA-0C8F934736D0
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535b5998209d1b04fd520a4f283c3ac025dc644e
P2860
How accurate are assays for 25-hydroxyvitamin D? Data from the international vitamin D external quality assessment scheme.