| [1] | Thomson B. The COVID-19 pandemic: a global natural experiment. Circulation, 2020; 142, 14−6. doi: 10.1161/CIRCULATIONAHA.120.047538 |
| [2] | Radujkovic A, Hippchen T, Tiwari-Heckler S, et al. Vitamin D deficiency and outcome of COVID-19 patients. Nutrients, 2020; 12, 2757. doi: 10.3390/nu12092757 |
| [3] | Hastie CE, Mackay DF, Ho F, et al. Vitamin D concentrations and COVID-19 infection in UK Biobank. Diabetes Metab Syndr, 2020; 14, 561−5. doi: 10.1016/j.dsx.2020.04.050 |
| [4] | Sekula P, Del Greco MF, Pattaro C, et al. Mendelian randomization as an approach to assess causality using observational data. J Am Soc Nephrol, 2016; 27, 3253−65. doi: 10.1681/ASN.2016010098 |
| [5] | The COVID-19 Host Genetics Initiative. The COVID-19 Host Genetics Initiative, a global initiative to elucidate the role of host genetic factors in susceptibility and severity of the SARS-CoV-2 virus pandemic. Eur J Human Genet, 2020; 28, 715−8. doi: 10.1038/s41431-020-0636-6 |
| [6] | Revez JA, Lin T, Qiao Z, et al. Genome-wide association study identifies 143 loci associated with 25 hydroxyvitamin D concentration. Nat Commun, 2020; 11, 1647. doi: 10.1038/s41467-020-15421-7 |
| [7] | Li X, van Geffen J, van Weele M, et al. Genetically-predicted vitamin D status, ambient UVB during the pandemic and COVID-19 risk in UK Biobank: Mendelian Randomisation study. medRxiv, 2020. [preprint] |
| [8] | Amin HA, Drenos F. No evidence that vitamin D is able to prevent or affect the severity of COVID-19 in individuals with European ancestry: a Mendelian randomisation study of open data. BMJ Nutr, Prevent Health, 2021. |
| [9] | Butler-Laporte G, Nakanishi T, Mooser V, et al. Vitamin D and COVID-19 susceptibility and severity in the COVID-19 Host Genetics Initiative: A Mendelian randomization study. medRxiv, 2021. [preprint] |
| [10] | Patchen BK, Clark AG, Gaddis N, et al. Genetically predicted serum vitamin D and COVID-19: a Mendelian randomisation study. medRxiv, 2021. [preprint] |
| [11] | Holick MF. Vitamin D deficiency. N Engl J Med, 2007; 357, 266−81. doi: 10.1056/NEJMra070553 |