I. Schaefer

Colonic perforation by ventriculoperitoneal shunt tubing: a case of suspected silicone allergy.

J. Brodkey, J. Brownlee, I. Schaefer, 1998, Surgical neurology.

An Approach to the Treatment of Recurring Polyarthralgia after Jejunoileal Bypass

H. Schreiber, I. Schaefer, J. Cannova, 1997, Obesity surgery.