Role of 3D Pseudocontinuous Arterial Spin-Labeling Perfusion in the Diagnosis and Follow-Up in Patients with Herpes Simplex Encephalitis ======================================================================================================================================== * R. Li * P.-A. Shi * T.-F. Liu * Y. Li * Y. Wang * K. Wu * X.-J. Chen * H.-F. Xiao * Y.-L. Wang * L. Ma * X. Lou