Serum tryptophan and kynurenine levels and risk of heart failure among patients with chronic kidney disease. - Mohiti S; Christensen J; Landler NE; Sørensen IM; Thomassen JQ; Bjergfelt SS; Hansen D; Feldt-Rasmussen B; Bro S; Ebrahimi-Mameghani M; Biering-Sørensen T; Bisgaard LS; et al. (Clinical nutrition (Edinburgh, Scotland), 2025)