Minimally invasive techniques for neurosurgery : current status and future perspectives / edited by D. Hellwig and B. L. Bauer. - Berlin : Springer-Verlag, 1998. - 302 p. : ill. ; 28 cm. ISBN: 3540632999 RM450.34 Subjects--Topical Terms: Neurosurgery--methods.Endoscopy--methods.