Untargeted 1H NMR-based metabolomics unveils distinct circulating biochemical signatures between treatment-resistant and non-treatment-resistant schizophrenia patients: a pilot study. - Marino C; Zhang S; De Simone G; Grimaldi M; Di Maio A; Iasevoli F; Errico F; D'Ursi AM; de Bartolomeis A; Usiello A (Translational psychiatry, 2026)