Evcen, Recep, Fatih Colkesen, Filiz Sadi Aykan, Mehmet Kilinc, Ummugulsum Yilmaz Ergun, Fatma Arzu Akkus, Tugba Onalan, Selim Kahraman, Mehmet Emin Gerek, Eray Yildiz, and Sevket Arslan. 2024. “Clinical and Immunological Features of 55 Adult Patients With Selective IgG4 Subclass Deficiencies”. Annals of Medical Research 31 (4):323-27. http://www.annalsmedres.org/index.php/aomr/article/view/4672.