López-Herrera G, Segura-Méndez N, O’Farril-Romanillos P, Nunez-Nu-˜ nez M, Zarate-Hernández M, Mogica-Martínez D, et al. Low percentages of regulatory T cells in common variable immunodeficiency (CVID) patients with autoimmune diseases and its association with increased numbers of CD4+CD45RO+ T and CD21 low B cells. Allergol Immunopathol [Internet]. 2019 Oct. 15 [cited 2026 Apr. 2];47(5):457-66. Available from: https://www.all-imm.com/index.php/aei/article/view/284