Chapters by Dr. Hidehiro Oka

• Book Chapter Intraoperative Photodynamic Diagnosis of Brain Tumors Using 5-Aminolevulinic Acid
  by Satoshi Utsuki, Hidehiro Oka and Kiyotaka Fujii in the book "Diagnostic Techniques and Surgical Management of Brain Tumors" edited by Ana Lucia Abujamra, ISBN 978-953-307-589-1, InTech, September 9, 2011