Submucosal Tunneling Endoscopic Resection for Submucosal Tumors of Less Than 35 mm in the Upper and Lower Gastrointestinal Tract: Systematic Review and Meta-Analysis. - Nooraldin Merza; Yusuf Nawras; Halah Alfatlawi; Eshak Bahbah; Alsadiq Al-Hillan; Omar Saab; Mahmoud Berengy; hasan al obaidi; Abdallah Kobeissy; Mona Hassan; Tarek Naguib; Laith Jamil (Translation)