Robotic Radiosurgery. Treating Tumors that Move with RespirationJohn J. Kresl, Harold C. Urschel, James D. Luketich, Lech Papiez, R.D. Timmerman, E. Thomson · First published 2007Open the Tome
Modification of visual evoked potentials of the rabbit during attentive behaviorJohn Wilfred Urschel · First published 1965Open the Tome
