Jdaini A, Aynaou M, Irzi M, Mhanna T, El Farhaoui H, Barki A.
Department of Urology, Mohammed IV University Medical Center, Mohammed the First University Oujda, Morocco.

Dhawan S, Olweny EO.
Rutgers-Robert Wood Johnson Medical School, Piscataway, New Jersey, USA.

Lorio E, Patel P, Rosenkranz L, Patel S, Sayana H.
Department of Internal Medicine, UT Health San Antonio - Long School of Medicine, San Antonio, TX, 78229-3900, USA.
Division of Gastroenterology & Nutrition, Department of Medicine, UT Health San Antonio - Long School of Medicine, MC 7878, 7703 Floyd Curl Dr., San Antonio, TX, 78229-3900, USA.
Division of Gastroenterology & Nutrition, Department of Medicine, UT Health San Antonio - Long School of Medicine, MC 7878, 7703 Floyd Curl Dr., San Antonio, TX, 78229-3900, USA.

Hyun JJ, Irani SS, Ross AS, Larsen MC, Gluck M, Kozarek RA.
Department of Internal Medicine, Korea University Ansan Hospital, Ansan, Korea.
Digestive Disease Institute, Virginia Mason Medical Center, Seattle, WA, USA.

Huang Y, Chai S, Wang D, Li W, Zhang X.
Department of Urology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China.