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Structural equation model or path diagram illustrating the relationships between loneliness, insomnia, social jetlag, vitamin D deficiency, and mental health in Japanese female university students.
Fig. 1
DiagramSource Paper
Loneliness, insomnia symptoms, social jetlag, and vitamin D deficiency in relation to mental health problems in Japanese female university students: …Cite This Figure
 > Source: Nodoka Yamashita et al. "Loneliness, insomnia symptoms, social jetlag, and vitamin D deficiency in relati." *Journal of physiological anthropology*, 2025. PMID: [40635068](https://pubmed.ncbi.nlm.nih.gov/40635068/)
<figure> <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239299/bin/40101_2025_403_Fig1_HTML.jpg" alt="Structural equation model or path diagram illustrating the relationships between loneliness, insomnia, social jetlag, vitamin D deficiency, and mental health in Japanese female university students." /> <figcaption>Fig. 1. Structural equation model or path diagram illustrating the relationships between loneliness, insomnia, social jetlag, vitamin D deficiency, and mental health in Japanese female university students.<br> Source: Nodoka Yamashita et al. "Loneliness, insomnia symptoms, social jetlag, and vitamin D deficiency in relati." <em>Journal of physiological anthropology</em>, 2025. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/40635068/">40635068</a></figcaption> </figure>