1. Ear, nose, and throat operations in the United States, 1979 to 1984;Rutkow;Arch Otolaryngol Head Neck Surg,1986
2. Patterns of otolaryngic surgery utilization in Syracuse, NY;Leopold;Arch Otolaryngol Head Neck Surg,1986
3. State Of Maryland, Department of Health and Mental Hygiene, Hyattsville, MD. Health Services Cost Review Commission, Subtitle 37, Health General Article, ss19-207, 19-211, 19-212, 19-217, Annotated Code of Maryland.
4. The use of angioplasty, bypass surgery, and amputation in the management of peripheral vascular disease;Tunis;N Engl J Med,1991
5. Surgical rates and operative mortality for open and laparoscopic cholecystectomy in Maryland;Steiner;N Engl J Med,1994