Anderson AM, Fennema-Notestine C, Umlauf A, Taylor MJ, Clifford DB, Marra CM, Collier AC, Gelman BB, McArthur JC, McCutchan JA, Simpson DM, Morgello S, Grant I, Letendre SL. CSF biomarkers of monocyte activation and chemotaxis correlate with magnetic resonance spectroscopy metabolites during chronic HIV disease. J Neurovirol. 2015 Oct; 21(5):559-67.