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marin [14]
3 years ago
15

Where in the continent of russia is vitamin d missing?

Biology
1 answer:
Blababa [14]3 years ago
3 0
To estimate the prevalence of vitamin D deficiency (25(OH)D) <50 nmol/L among recently arrived immigrants from Africa and Asia in Oslo, and to explore 25(OH)D levels according to origin, gender and age.
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