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491,623 items of data are available, covering 474,277 participants, encoded using Data-Coding 1529
Defined-instances run from 0 to 1, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
473,082 participants, 473,082 items
Instance 1 : First repeat assessment visit (2012-13)
18,541 participants, 18,541 items
The aliquout used for the Vitamin D assay.
0 Related Data-FieldsThere are no related data-fields