Serum vitamin D levels in acute stroke patients | The Egyptian Journal of Neurology, Psychiatry and Neurosurgery | Full Text
Preventing vitamin D deficiency during the COVID-19 pandemic: UK definitions of vitamin D sufficiency and recommended supplement dose are set too low | RCP Journals
Vitamin D levels and relative insufficiency in Saskatchewan - ScienceDirect
Cureus | A Hospital-Based Study of Vitamin D Levels in Children With Recurrent Respiratory Infections | Article
Does your age affect your vitamin D level? - GrassrootsHealth
Does Milk Have Vitamin D? | Ro
Vitamin D levels in relation to Age and Gender. | Download Table
Vitamin D: To Supplement and How Much?
Correlation between serum vitamin D level and age. | Download Scientific Diagram
Grassroots Health participants Vitamin D vs age, intake, and resulting level – Sept 2013 | VitaminDWiki
9 vitamin D deficiency symptoms (and 11 high vitamin D foods) | Nebraska Medicine Omaha, NE
Serum vitamin D levels among patients in a clinical oncology practice compared to primary care patients in the same community: a case–control study | BMJ Open
Low vitamin D levels independently associated with severe COVID-19 cases, death
Distribution of vitamin D levels per age group. | Download Scientific Diagram
Vitamin D levels in various age groups | Download Scientific Diagram
25-Hydroxy Vitamin D Levels and COPD Symptoms | Journal of the COPD Foundation
Low Vitamin D Levels and Low Vit D in Parathyroid Disease and Hyperparathyroidism. Low Vitamin D Is Not Good For You!
Table 2 from Years Vitamin D Levels in Normal and Obese Children | Semantic Scholar
Increased risk of cardiovascular disease may be starting in childhood: 25 OH vitamin D levels in Turkish Children | EJCM
Vitamin D levels by age differentiated according to whether there is... | Download Scientific Diagram
Distribution of vitamin D levels per age group. | Download Scientific Diagram
All About Vitamin D | RxHomeTest: At-Home Health Tests
Low serum vitamin D concentrations in Spring-born dairy calves are associated with elevated peripheral leukocytes | Scientific Reports
Vitamin D: 15 ng/mL
A randomized, controlled pilot study of the effects of vitamin D supplementation on balance in Parkinson's disease: Does age matter? | PLOS ONE
