Correcting Vitamin D Deficiency: Do we try hard enough? — Donovan Hair Clinic
Influence of 25-hydroxy-cholecalciferol levels on SARS-CoV-2 infection and COVID-19 severity: A systematic review and meta-analysis - eClinicalMedicine
The dynamic relationships between the active and catabolic vitamin D metabolites, their ratios, and associations with PTH | Scientific Reports
Reference intervals for measured and calculated free 25-hydroxyvitamin D in normal pregnancy - ScienceDirect
25-OH-Vitamin D3/D2 Serum Controls
Prevalence and Associations of 25-Hydroxyvitamin D Deficiency in US Children: NHANES 2001-2004 - pdf of published report attached
Comparison of free and total 25-hydroxyvitamin D in normal human pregnancy - ScienceDirect
Opposite correlation of 25-hydroxy-vitamin D- and 1,25-dihydroxy-vitamin D-metabolites with gestational age, bone- and lipid-biomarkers in pregnant women | Scientific Reports
1,25-Dihydroxyvitamin D and the Vitamin D Receptor Gene Polymorphism Apa1 Influence Bone Mineral Density in Primary Hyperparathyroidism | PLOS ONE
Vitamin D3 25-Hydroxyvitamin D: Reference Range, Interpretation, Collection and Panels
Relationship between total vitamin D metabolites and complications in patients with type 2 diabetes
Calcifediol - Wikipedia
The Body Needs All Forms of Vitamin D - GrassrootsHealth
Vitamin D 25-hydroxy test: What to expect
Expert Report: Vitamin D/Calcium: The Right Stuff? | Healthy Living, Wellness & Nutrition Expert | Dr John La Puma