Metabolite Alternations in the Dopamine Circuit Associated with Methamphetamine-Related Psychotic Symptoms: A Proton Magnetic Resonance Spectroscopy Study oleh Javad Sheikhi Koohsar, Fariborz Faeghi, Raheleh Rafaiee, Mohammad Niroumand Sarvandani, Sadegh Masjoodi, Hamid Kalalian Moghaddam