Fig. 2From: Metabolomic biomarkers related to non-suicidal self-injury in patients with bipolar disorderProton nuclear magnetic resonance spectra of the partial least-squares discriminant analysis of the serum of patients in the three groups (circle: bipolar disorder with non-suicidal self-injury (NSSI) group; square: bipolar disorder without NSSI; triangle: healthy control group)Back to article page