7Volckmann ET, Hungness ES, Soper N J, et al. Surgeon perceptions of natural orifice translumenal endoscopic surgery (NOTES). J Gastrointest Surg,2009,13 : 1401-1410.
8Palanivelu C, Rajan PS, Rangarajan M, et al. NOTES: transvaginal endoscopic cholecystectomy in humans-preliminary report of a case series. Am J Gastroenterol,2009,104:843-837.
9Auyang ED, Hungness ES, Vaziri K, et al. Natural orifice translumenal endoscopic surgery. ( NOTES ) : dissection for the critical view of safety during transcolonic cholecystectomy. Surg Endosc, 2009, 23:1117-1118.
10Sugimoto M, Yasuda H, Koda K, et al. Evaluation for transvaginat and transgastric NOTES cholecystectomy in human and animal natural orifice translumenal endoscopic surgery. J Hepatobiliary Pancreat Surg,2009, 16: 255-260.