1. “Utilizing operating room time,”;Zimmerman;Hospital Topics,1963
2. “Improved utilization of the surgical suit,”;Williams;Hospitals,1971
3. “A graphic look at operating room utilization,”;Hoffman;AORN Journal,1975
4. “Computerize the log,”;Cresto;Hospitals,1973
5. “Computerized OR log system has many uses,”;Priest;Hospitals,1980