1. Italian surgical societies working group. Laparoscopic cholecystectomy: consensus conference-based guidelines;Agresta;Langenbecks Arch. Surg.,2015
2. Single-incision laparoscopic cholecystectomy: initial evaluation of a large series of patients;Rivas;Surg. Endosc.,2010
3. Laparoscopic Cholecystectomy with Only One Port (With No Trace): a New Technique;Da ́vila,1999
4. Clinical Review of Single-incision Laparoscopic Surgery Surgeon;Ahmed,2011
5. Thyroid surgery in the geriatric patient;Passler;Arch. Surg.,2002