Evaluation of serum and dietary profiles of vitamin B12 and folate and their association with systemic complications in patients with Crohn's disease. - de Castro MM; Dos Santos VN; Gomes MS; Ferraz ADG; Ignacio-Souza LM; Torsoni MA; Torsoni AS; Ayrizono MLS; Leal RF; Corona LP; Milanski M (European journal of clinical nutrition, 2026)