![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 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](https://www.rcpjournals.org/content/clinmedicine/21/1/e48/F1.large.jpg)
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
![91% Have Low Vitamin D Levels in UK Cohort, 34% Severely Deficient; Efavirenz use is associated with severe Vitamin D deficiency in a large, ethnically diverse, urban UK HIV cohort 91% Have Low Vitamin D Levels in UK Cohort, 34% Severely Deficient; Efavirenz use is associated with severe Vitamin D deficiency in a large, ethnically diverse, urban UK HIV cohort](https://www.natap.org/2009/images/080409/080409-1/image002.gif)
91% Have Low Vitamin D Levels in UK Cohort, 34% Severely Deficient; Efavirenz use is associated with severe Vitamin D deficiency in a large, ethnically diverse, urban UK HIV cohort
![Prevalence of vitamin D deficiency in different age groups within the... | Download Scientific Diagram Prevalence of vitamin D deficiency in different age groups within the... | Download Scientific Diagram](https://www.researchgate.net/publication/256288344/figure/fig1/AS:667194811756554@1536083047923/Prevalence-of-vitamin-D-deficiency-in-different-age-groups-within-the-UK-Lanham-New-et.png)