This is a main category requiring frequent diffusion and maybe maintenance. As many pictures and media files as possible should be moved into appropriate subcategories.
<nowiki>novotvorba dvanajstnika; 十二指腸腫瘍; tumeur du duodénum; neoplasma dúidéineach; nádor dvanáctníku; duodenal neoplasm; Human disease; مرض يصيب الإنسان; Krankheit; хвороба людини; neoplasm of duodenum; neoplasm of the duodenum; duodenum neoplasm (disease); duodenum tumor; Duodenal Tumor; Tumor of the Duodenum; Duodenal Neoplasms; duodenal benign neoplasm; nádory dvanáctníku; novotvorba duodenuma; duodenalna novotvorba; tumor dvanajstnika; tumor duodenuma; duodenalni tumor; neoplazma dvanajstnika; neoplazma duodenuma; duodenalna neoplazma</nowiki>