KHALID, S.; SAEED, S.; KAUSAR, H.; SIDDIQUI, M. F. Immune system and types of Immune responses. Pakistan Journal of Health Sciences, Pakistan, v. 1, n. 01, p. 17–21, 2020. DOI: 10.54393/pjhs.v1i01.12. Disponível em: https://thejas.com.pk/index.php/pjhs/article/view/12. Acesso em: 16 may. 2024.