Clinical profile of patients with chronic urticaria in a tertiary care hospital of the social security system in Costa Rica. Revista Alergia México, [S. l.], v. 68, n. 4, p. 225–232, 2021. DOI: 10.29262/ram.v68i4.881. Disponível em: https://ojs.revistaalergia.mx/ojs/index.php/ram/article/view/881. Acesso em: 24 sep. 2026.