Do˘gruel, D., et al. “Clinical and Genetic Profiles of Patients With X-Linked Agammaglobulinemia from Southeast Turkey: Novel Mutations in BTK Gene”. Allergologia Et Immunopathologia, vol. 47, no. 1, Feb. 2019, pp. 24-31, https://all-imm.com/index.php/aei/article/view/349.