PROF. MARIA KUMAN, PHD. Pandemic and the Detrimental Effect of Negative Thinking and Emotions (Especially Fear) on Our Immunity. Global Journal of Science Frontier Research, [S. l.], v. 20, n. A5, p. 23–27, 2020. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/2698. Acesso em: 20 apr. 2024.