{Reference Type}: Letter {Title}: B-cell depletion works in IgG4-related disease. What else? {Author}: Della-Torre E;Dagna L; {Journal}: Eur J Intern Med {Volume}: 127 {Issue}: 0 {Year}: 2024 Sep 23 {Factor}: 7.749 {DOI}: 10.1016/j.ejim.2024.07.028