BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Review
Case Control Study
Observational Study
Pawan Kumar Dhruva Rao, Sooriyaratchige Pradeep Manjula Peiris, Seema Safia Arif, Rhodri A Davies, Ashraf Gergies Masoud, Puthucode Narayanan Haray 
World J Gastrointest Surg 9(6):153-160. Published online Jun 27, 2017. doi: 10.4240/wjgs.v9.i6.153