Jos M. Van Geffen
De Bilt, UT, Netherlands
Last Updated: 09/26/2026
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Found 16 publications
Recent increases in solar UV radiation across Europe: a 40-location study to identify trend boundaries.
Journal: Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology
Published: May 28, 2026
UVdose: an R package for estimating ambient vitamin D-effective UVB and erythemal UV doses.
Journal: Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology
Published: March 30, 2026
Genome-wide association study of vitamin D status in diverse ancestry individuals with adjustment for ambient ultraviolet B (UVB) radiation.
Journal: Clinical nutrition (Edinburgh, Scotland)
Published: October 23, 2025
Prevalence and determinants of profound vitamin D deficiency (25-hydroxyvitamin D <10 nmol/L) in the UK Biobank and potential implications for disease association studies.
Journal: The Journal of steroid biochemistry and molecular biology
Published: October 30, 2024
Ambient ultraviolet-B radiation, supplements and other factors interact to impact vitamin D status differently depending on ethnicity: A cross-sectional study.
Journal: Clinical nutrition (Edinburgh, Scotland)
Published: January 03, 2024
Spaceborne Observations of Lightning NO2 in the Arctic.
Journal: Environmental science & technology
Published: February 01, 2023
The association between ambient UVB dose and ANCA-associated vasculitis relapse and onset.
Journal: Arthritis research & therapy
Published: September 07, 2021
An observational and Mendelian randomisation study on vitamin D and COVID-19 risk in UK Biobank.
Journal: Scientific reports
Published: November 18, 2020
High resolution mapping of nitrogen dioxide with TROPOMI: First results and validation over the Canadian oil sands.
Journal: Geophysical research letters
Published: January 28, 2019
Sunshine is an Important Determinant of Vitamin D Status Even Among High-dose Supplement Users: Secondary Analysis of a Randomized Controlled Trial in Crohn's Disease Patients.
Journal: Photochemistry and photobiology
Published: August 03, 2018
Last Updated: 09/26/2026