1. U.S. Department of Health and Human Services.Small entity compliance guide: an overview of the final regulations implementing the Mammography Quality Standards Act of 1992Rockville, Md: U.S. Department of Health and Human Services, 1997; 16-19.
2. National Health Services Breast Screening Programme.Quality assurance guidelines for radiologistsThe Royal College of Radiologists, June 1990. Oxford, United Kingdom: Screening Publications, 1990.
3. National Health Services Breast Screening Programme.Quality assurance guidelines for radiologistsNational Health Services Breast Screening Programme publication no. 15. Sheffield, United Kingdom: National Health Services Breast Screening Programme, 1997.
4. Sickles EA.Quality assurance: how to audit your own mammography practice.Radiol Clin North Am1992; 30:265-275.
5. National Program for the Early Detection of Breast Cancer.National accreditation requirements: March 1994Canberra, Australia: Commonwealth Department of Human Services and Health, 1994.