Am J Psychiatry. 1995 May;152(5):666-72. Proton magnetic resonance spectroscopy investigation of hyperventilation in subjects with panic disorder and comparison subjects. Dager SR, Strauss WL, Marro KI, Richards TL, Metzger GD, Artru AA. OBJECTIVE: The purpose of this study was to investigate differential effects of hyperventilation on brain lactate in patients with panic disorder and comparison [...]