1. Anesthesia providers, patient outcomes, and costs;Abenstein;Anesth Analg,1996
2. Personnel cost analysis;Becker;ASA Newsletter,1995
3. Practical methods of cost containment in anesthesia and surgery;Becker;J Clin Anesth,1994
4. The impact of nurse anesthetists on anesthesiologist productivity;Cromwell;Med Care,1990
5. Perceptions by an anesthesia care team on the need for medical direction;Fassett;AANA J,1995