Laparoendoscopic Single-Site Porcine Nephrectomy Using A Novel Valveless Trocar System.Published in:Journal of Endourology, 2011, v. 25, n. 1, p. 119, doi. 10.1089/end.2010.0199By:John T. Leppert;Alberto Breda;Jonathan D. Harper;Peter G. SchulamPublication type:Article