1. Surgical management of adrenal tumors;Germain;J Visc Surg,2011
2. Perioperative outcomes after adrenalectomy for malignant neoplasm in laparoscopic era: a multicenter retrospective study;Shaligram;Surg Laparosc Endosc Percutan Tech,2012
3. Laparoscopic adrenalectomy for malignant lesions: surgical principles to improve oncologic outcomes;Sroka;Surg Endosc,2013
4. Healthcare Cost and Utilization Project (HCUP) Overview of the Nationwide Inpatient Sample (NIS). Healthcare Cost and Utilization Project (HCUP), 2009-2011 Rockville, MD Agency for Healthcare Research and Quality http://www.hcup-us.ahrq.gov/nisoverview.jsp
5. Healthcare Cost and Utilization Project (HCUP) Cost-to-Charge Ratio Files (CCR). Healthcare Cost and Utilization Project (HCUP), 2009-2011 Rockville, MD Agency for Healthcare Research and Quality http://www.hcup-us.ahrq.gov/db/state/costtocharge.jsp