Hirofumi Maruiwa

Intraspinal Cyst Communicating With the Intervertebral Disc in the Lumbar Spine

Kazuhiro Chiba, Yoshiaki Toyama, Morio Matsumoto et al. · Spine · 2001 · 181 citations

Medicine, Pathology, Neuropathology +13

Surgical Strategy for Cervical Dumbbell Tumors Based on a Three-dimensional Classification

Takashi Asazuma, Yoshiaki Toyama, Hirofumi Maruiwa et al. · Spine · 2003 · 125 citations

Medicine, Neurological Surgery, Neurosurgery +15

Relationship between alignment of upper and lower cervical spine in asymptomatic individuals

Kenya Nojiri, Morio Matsumoto, Kazuhiro Chiba et al. · Journal of Neurosurgery Spine · 2003 · 118 citations

Medicine, Anatomy, Radiology +10

Usefulness of neurological examination for diagnosis of the affected level in patients with cervical compressive myelopathy: prospective comparative study with radiological evaluation

Morio Matsumoto, Masayuki Ishikawa, Ken Ishii et al. · Journal of Neurosurgery Spine · 2005 · 36 citations

Medicine, Neurological Surgery, Radiology +17

Retrospective study of surgery-related outcomes in patients with syringomyelia associated with Chiari I malformation: clinical significance of changes in the size and localization of syrinx on pain relief

Masaya Nakamura, Kazuhiro Chiba, Takashi Nishizawa et al. · Journal of Neurosurgery Spine · 2004 · 28 citations

Medicine, Neurological Surgery, Surgery +12