1. Conference of Radiation Control Program Directors.Nationwide Evaluation of X-ray Trends (NEXT) Summary of 1994 Chest SurveyConference of Radiation Control Program Directors Publication No. 98–2. Frankfort, Ky: Conference of Radiation Control Program Directors, 1998.
2. Results of a Nationwide Survey of Chest Radiography: Comparison with Results of a Previous Study
3. Conference of Radiation Control Program Directors.Nationwide Evaluation of X-ray Trends (NEXT) Summary of 1990 Computed Tomography and 1991 Fluoroscopy SurveyConference of Radiation Control Program Directors Publication No. 94–2. Frankfort, Ky: Conference of Radiation Control Program Directors, 1994.
4. Average radiation dose in standard CT examinations of the head: results of the 1990 NEXT survey.
5. Conference of Radiation Control Program Directors.Nationwide Evaluation of X-ray Trends (NEXT) Tabulation and Graphical Summary of 1995 Abdomen and Lumbosacral Spine SurveysConference of Radiation Control Program Directors Publication No. 00–2. Frankfort, Ky: Conference of Radiation Control Program Directors, 2000.