G. R. Gropper

Computed tomography in Pott's disease.

J. Acker, J. Robertson, G. R. Gropper, 1982, Neurosurgery.

Comparative histological and radiographic effects of CO2 laser versus standard surgical anterior cervical discectomy in the dog.

G R Gropper, J H Robertson, G McClellan, 1984, Neurosurgery.

Sacral plexus nerve sheath tumor: case report.

J. Acker, J. Robertson, G. R. Gropper, 1983, Neurosurgery.