TY  - RPRT
TI  - Image guided microsurgery with a semifreehand neuronavigational device.
AU  - C Schaller
AU  - B Meyer
AU  - D van Roost
AU  - J Schramm
PY  - 1997
UR  - https://pubmed.ncbi.nlm.nih.gov/9377717/
ID  - 9377717
ER  -