PRASTOWO, N. A.; KRISTANTO, S.; SASMITA, P. K. Dark chocolate administration improves working memory in students. Universa Medicina, [S. l.], v. 34, n. 3, p. 229–236, 2015. DOI: 10.18051/UnivMed.2015.v34.229-236. Disponível em: https://univmed.org/ejurnal/index.php/medicina/article/view/140. Acesso em: 21 jan. 2022.