1. Auer DP, Putz B, Kraft E, Lipinski B, Schill J, Holsboer F (2000). Reduced glutamate in the anterior cingulate cortex in depression: an in vivo proton magnetic resonance spectroscopy study. Biol Psychiatry 47: 305–313.
2. Castillo M, Kwock L, Courvoisie H, Hooper SR (2000). Proton MR spectroscopy in children with bipolar affective disorder: preliminary observations. AJNR Am J Neuroradiol 21: 832–838.
3. Centers for Disease Control and Prevention (2004). National diabetes fact sheet: general information and national estimates on diabetes in the United States 2003, Rev edn. US Department of Health and Human Services, Centers for Disease Control and Prevention: Atlanta, GA.
4. Cooper JR, Bloom FE, Roth RH (1996). The Biochemical Basis of Neuropharmacology. Oxford University Press, New York, 7th edn. pp 124–190.
5. Dager SR, Friedman SD, Parow A, Demopulos C, Stoll AL, Lyoo IK et al (2004). Brain metabolic alterations in medication-free patients with bipolar disorder. Arch Gen Psychiatry 61: 450–458.