The ideal amount of lumbar foraminal distraction for pedicle screw instrumentation.
Infusa A, An HS, Glover JM, McGrady L, Lim TH, Riley LH. The ideal amount of lumbar foraminal distraction for pedicle screw instrumentation. Spine (Phila Pa 1976). 1996 Oct 01; 21(19):2218-23.