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The effect of depressive symptomatology on the association of vitamin D and sleep |
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| | Roland Mergl,Ezgi Dogan-Sander,Anja Willenberg,Kerstin Wirkner,Jürgen Kratzsch,Steffi Riedel-Heller,Antje-Kathrin Allgaier,Ulrich Hegerl,Christian Sander | | | BMC Psychiatry. 2021; 21(1) | | | [Pubmed] [Google Scholar] [DOI] | |
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