TY - BOOK AU - George Zohny Rateb AU - Aly Hassan Farag , AU - Amani Aly Elkholy , AU - Mohamed Reda Awadein , TI - Comparison between urease test and polymerase chain reaction in diagnosis of helicobacter pylori infection / PY - 1998/// CY - Cairo : PB - George Zohny Rateb , N1 - Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Internal Medicine UR - http://172.23.153.220/th.pdf ER -