International Publisher of Science, Technology and Medicine


Keiji Hasegawa



Dr. Keiji Hasegawa is working at Toho University School of Medicine, Department of Orthopaedic Surgery in Japan.
Recently, he published a research article on Surgical Strategy for a Retro-Odontoid Pseudotumor in the journal of Spine & Neurosurgery.

Research Interest

Spine, Spinal Disorders, Neurology and Neuroimaginga

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