Intervention
Serum levels of 1a, 25-Dihydroxyvitamin D3 were measured by an enzyme-linked immuno-absorbent assay
ClinicalTrials.gov intervention label
Clinical trials
1 shownCommon conditions
Leading sponsors
Trial status mix
COMPLETED1
Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.