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Genome-wide association study of vitamin D status in diverse ancestry individuals with adjustment for ambient ultraviolet B (UVB) radiation
Background & aim
25-hydroxyvitamin D (25OHD) level, the vitamin D status biomarker, is influ...
Shraim, R., van Geffen, J., McManus, R. and Zgaga, L. | Journal: Clinical Nutrition | Volume: 64 | Year: 2026 | First page: 106746 | doi: 10.1016/j.clnu.2026.106746
Publication
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UVdose: an R package for estimating ambient vitamin D?effective UVB and erythemal UV doses
Ultraviolet (UV) radiation plays a critical role in both beneficial and harmful health outcomes, ...
Shraim, R., van Geffen, J. and Zgaga, L. | Journal: Photochem Photobiol. Sci. | Volume: 26 | Year: 2026 | First page: 959 | doi: 10.1007/s43630-026-00959-0
Publication
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Wavelength calibration of spectra measured by the Global Ozone Monitoring Instrument: variations along orbits and in time
The nadir-viewing Global Ozone Monitoring Experiment spectrometer aboard the second European Remo...
JHGM van Geffen | Status: published | Journal: Appl. Optics | Volume: 43 | Year: 2004 | First page: 695 | Last page: 706 | doi: http://www.opticsinfobase.org/abstract.cfm?URI=ao-43-3-695
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Documentation of the software package GomeCal (Version 1.0)
Documentation of the software package GomeCal (Version 1.0)
JHGM van Geffen | Year: 2003
Publication
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Ambient ultraviolet-B radiation, supplements and other factors interact to impact vitamin D status differently depending on ethnicity: a cross-sectional study
Background & aims
Many determinants of vitamin D status have been well-described, yet supple...
Brennan, M.M., van Geffen, J., van Weele, M., Zgaga, L. and Shraim | Journal: Clinical Nutrition | Volume: 43 | Year: 2024 | First page: 1308 | Last page: 1317 | doi: 10.1016/j.clnu.2024.04.006
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