Treating Tumors that Move with Respiration - Kresl, John J.; Papiez, Lech; Urschel, Harold C.; Kresl, John J.; Luketich, James D.; Papiez, Lech; Thomson, E.; Timmerman, R.D; Urschel, H.; Urschel, Harold C. (Springer Berlin Heidelberg, 2007)