Institution: | (1) Division of Nuclear Medicine, The University of Michigan Medical Center, Ann Arbor, Michigan, USA;(2) Department of Neurosurgery, The University of Michigan Medical Center, Ann Arbor, Michigan, USA;(3) The University of Michigan Medical School, Ann Arbor, Michigan, USA;(4) Present address: Division of Nuclear Medicine, The University of Alabama at Birmingham, 619 South 19th Street, 35233 Birmingham, Al, USA |