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Ozcan Y and J Lynch (1992). “Rural Hospital Closures: An Inquiry to Efficiency ” in Scheffler RM and LF Rossiter (eds.) Advance Health Econnomics: Health Services Research. 13: 205-224.

Ozcan YA (1993). “Sensitivity Analysis of Hospital Efficiency under Alternative Output/Input and Peer Groups: A Review.” Int J Knowledge and Policy 5(4): 1-29.

Ozcan YA (1995). “Efficiency of Hospital-Service Production in Local Markets – the Balance-Sheet of US Medical Armament.” Socio-Econ Plan Sci 29(2): 139-150.

Ozcan YA (1998). “Physician Benchmarking: Measuring Variation in Practice Behavior in Treatment of Otitis Media.” Health Care Management Science 1(1): 5-17.

Ozcan YA and RR Bannick (1994). “Trends in Department-of-Defense Hospital Efficiency.” J Medical Systems 1: 69-83.

Ozcan YA, JW Begun and MM McKinney (1999). “Benchmarking Organ Procurement Organizations: A National Study.” HEALTH SERVICES RESEARCH 34(4): 855-874.

Ozcan YA and JJ Cotter (1994). “An Assessment of Efficiency of Area Agencies on Aging in Virginia through Data Envelopment Analysis.” Gerontologist 3: 363-370.

Ozcan YA, HJ Jiang and CW Pai (2000). “Do Primary Care Physicians or Specialists Provide More Efficient Care?” Health Services Management Research 13(2): 90-96.

Ozcan YA and RD Luke (1993). “A National Study of the Efficiency of Hospitals in Urban Markets.” HEALTH SERVICES RESEARCH 2: 719-739.