THE RELATIONSHIP OF THE LEVEL OF KNOWLEDGE WITH THE LEVEL OF  ANXIETY FOR IMPLEMENTING BOOSTER VACCINE COVID-19. Al Insyirah International Scientific Conference on Health, [S. l.], v. 4, n. 1, p. 188–193, 2023. Disponível em: https://jurnal.ikta.ac.id/aisch/article/view/2604. Acesso em: 4 jun. 2026.