RAGAUR, S. MARKETING AND CHALLENGES FOR THE COVID 19 VACCINE IN UTTARAKHAND. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 11, n. 3, p. 114–127, 2023. DOI: 10.29121/granthaalayah.v11.i3.2023.5107. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/5107. Acesso em: 25 jun. 2024.