M. Shuvy; T. Hershcovici; C. Lull-Noguera; H. Wichers; O. Danay; D. Levanon; L. Zolotarov; Y. Ilan World Journal of Gastroenterology 2008 Volume 14 Issue 24 Pages 3872-3878 Read Online Researcher Prof. (Emeritus) Dan Levanon