1. Weekly localization films and detection of field placement errors;Byhardt;Int. J. Radial. Oncol. Biol. Phys.,1978
2. Human errors in radiation treatment delivery: Computer monitoring of parameters of daily patient setup;Chung-Bin;Am. Assoc. Phys. Med.,1973
3. The interplay of radiocurability and tolerance in the irradiation of human cancers;Fletcher;J. Radiol. Electrol.,1975
4. The four P's of human error in treatment delivery;Hendrickson;Int. J. Radial. Oncol. Biol. Phys.,1978
5. The degree of precision required in radiation dose delivered in cancer radiotherapy;Herring,1971