Methotrexate treatment in a patient with chronic urticaria resistant to classical treatment . Annals of Medical Research, [S. l.], v. 5, n. 4, p. 0304–0305, 2021. Disponível em: http://annalsmedres.org/index.php/aomr/article/view/2693. Acesso em: 15 oct. 2025.