Hongzhi Wang1, John B. Pluta2,
  Brian B. Avants1, Sandhitsu R. Das1, Caryne Craige1,
  Murat Altinay1, Michael W. Weiner3, Susanne Mueller3,
  Paul A. Yushkevich1
1Department of Radiology, University of
  Pennsylvania, Philadelphia, PA, United States; 2Department of
  Neurology, University of Pennsylvania, Philadelphia, PA, United States; 3Center
  for Imaging of Neurodegenerative Diseases, VA Medical Center, San Francisco,
  CA, United States
To
  be added
Keywords