K. Hansen

Outpatient laparoscopic cholecystectomy. A prospective study with 100 consecutive patients.

E. Peterson, B. Nyberg, S. Ramel, 2001, Ambulatory surgery.

The safety and effectiveness of esmolol in the perioperative period in patients undergoing abdominal aortic surgery.

R. Prielipp, J. Butterworth, K. Hansen, 1999, Journal of cardiothoracic and vascular anesthesia.