Szczawińska-Popłonyk, Aleksandra, Natalia Popłonyk, Katarzyna Bernat-Sitarz, Katarzyna Jończyk-Potoczna, and Agnieszka Pollak. “Common Variable Immunodeficiency Due to a Novel Variant in NFKB1 with a Neonatal Presentation of Parechovirus Meningitis and Sepsis-Like Illness”. Allergologia et Immunopathologia 53, no. 3 (May 1, 2025): 31–40. Accessed May 13, 2026. https://all-imm.com/index.php/aei/article/view/1307.