1. Khan AN (2014) Emedicine.medscape.com. Update 7thApril. Date of access 28/01/2015.
2. Laparoscopic treatment of early small bowel obstruction after laparoscopic ventral hernia repair;Hussain;Surg Laparosc Endosc Percutan Tech 19(4),2009
3. Nonsurgical causes of pneumoperitoneum.;Mularski;West J Med,1999
4. Nonsurgical pneumoperitoneum: a case report and a review.;Rowe;Am Surg,1998
5. Sexual activity as cause for non-surgical pneumoperitoneum.;Jacobs;JSLS,2000