Evaluation of 25-hydroxyvitamin D (25(OH)D) levels before and during the COVID-19 pandemic: A cross-sectional study and trend analysis involving 86,772 samples.
Mehmet Emin ArayıcıSila Ovgu Korkut-UysalAsim LeblebiciZeynep AkcaliDeniz Tuna EdizerSeher KabulDilek CimrinEnder Berat EllidokuzPublished in: PloS one (2023)
Restrictions, partial or complete closures, and curfews can significantly affect individuals' 25(OH)D levels during the COVID-19 outbreak. There is a need for multicenter studies with larger populations covering different regions to strengthen and support our results.