Pereira IS, Fonseca D, Dias M, Barroso A, Pinto P, Machado D. Possible IgG4-related respiratory disease (IgG4-RRD) - a rare presentation as a Pancoast tumour-like. Braz J Case Rep. [Internet]. 2021 Oct. 14 [cited 2025 May 10];1(4):45-9. Available from: https://www.bjcasereports.com.br/index.php/bjcr/article/view/possible_igg4_related_respiratory