Gallart i Monés F, Domingo i Sanjuán P. Sobre l’etiologia de la colitis ulcerativa. Butll. Soc. Catalana de Mat. [Internet]. 2006 Feb. 7 [cited 2024 May 9];:385-9. Available from: https://revistes.iec.cat/index.php/BSCM/article/view/11342.001