The double-edged sword: COVID-19 pandemic-related delay in immune maturation in young children. Clinics, [S. l.], v. 78, p. 100239, 2023. DOI: 10.1016/j.clinsp.2023.100239. Disponível em: https://www.journals.usp.br/clinics/article/view/214096.. Acesso em: 8 may. 2024.