PELS, Elżbieta. Evaluation of gingival conditions and saliva TNF-α concentration in children with acute lymphoblastic leukemia. Polish Journal of Public Health, Lublin, Poland, v. 124, n. 2, p. 81–86, 2014. DOI: 10.2478/pjph-2014-0018. Disponível em: https://czasopisma.umlub.pl/pjph/article/view/1553. Acesso em: 6 aug. 2025.