AHMED, Al Hariri ,. Vitamin D Deficiency/Insufficiency and Anxiety Among Saudis: Degree and Differences. European Scientific Journal, ESJ, [S. l.], v. 12, n. 27, p. 93, 2016. DOI: 10.19044/esj.2016.v12n27p93. Disponível em: https://test.eujournal.org/index.php/esj/article/view/8039. Acesso em: 16 apr. 2025.