BACON, F. W.; HOWELL, W. N. COVID-19 and the Health Industry: A Test of Market Efficiency. Journal of Applied Business and Economics, [S. l.], v. 23, n. 6, 2021. DOI: 10.33423/jabe.v23i6.4651. Disponível em: https://articlegateway.com/index.php/JABE/article/view/4651. Acesso em: 18 may. 2024.