Vitamin D supplementation in Swiss infants. Swiss Medical Weekly, [S. l.], v. 136, n. 2930, p. 473–481, 2006. DOI: 10.4414/smw.2006.11456. Disponível em: https://smw.ch/index.php/smw/article/view/628. Acesso em: 15 oct. 2025.