TY - BOOK AU - Heba Ahmed Helmy Mahmoud AU - Nihal Ezzat Sabet , AU - Salsabyl Mohamed Mohamed Ibrahim , TI - Micro leakage assessment of a new precision - based system ; fluid filtration technique versus silver tracer penetration : : In- vitro study / PY - 2009/// CY - Cairo : PB - Heba Ahmed Helmy Mahmoud , KW - Apical leakage KW - Fluid filtration KW - Glass ionomer N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Endodontics; Issued also as CD N2 - The aim of the present study was to compare the apical sealing with two procedures fluid filtration and silver dye-penetration methods,48 samples were filled with Activ GP. The fluid filtration and the dye- penetration techniques showed that Active GP displayed apical leakage with different variation at the three periods ER -