M. S., S. R.; P., A.; K., K. Study of blood groups and throat swab culture in chronic tonsillitis among pediatric age group. International Journal of Otorhinolaryngology and Head and Neck Surgery, [S. l.], v. 5, n. 6, p. 1512–1516, 2019. DOI: 10.18203/issn.2454-5929.ijohns20194919. Disponível em: https://www.ijorl.com/index.php/ijorl/article/view/1755. Acesso em: 16 nov. 2025.