ARAVIND M; MANOJKRISHNAN C G. COVID 19: Effect on leading pharmaceutical stocks listed with NSE. International Journal of Research in Pharmaceutical Sciences, [S. l.], v. 11, n. (SPL 1), p. 31–36, 2020. Disponível em: https://ijrps.com/home/article/view/1353. Acesso em: 26 dec. 2024.