ผู้เขียน: Roberto Bergamaschi

Nader K Francis MBCh B, FRCS, Ph D Consultant Colorectal surgeon. With laparoscopic interest, Yeovil District Hospital, UK Honorary, Senior Lecturer Bristol University & Lead Clinician of the South West Surgical Training Network, UK Abe Fingerhut MD, Past Chief of Surgery Centre Hospitalier Intercommunal France Roberto Bergamaschi MD, Ph D, Stony Brook Medicine, New York, USA Roger Motson, Colchester Hospital University NHS Foundation Trust, UK