TY - BOOK AU - Badra,Hany Sohail A.Ellatif AU - Abo-Elala,Alaa AU - Abd-elwahab,Eman TI - The effect of ultra suction denture system on the retention of lower complete denture: (in-vivo study) U1 - 617.692 21 PY - 2009/// KW - prosthodontics N1 - Supervisors : Alaa Abo-Elala, Eman Abd-elwahab; Thesis (M. Sc.)-Cairo University, Faculty of Oral and Dental Medicine, 2009; Includes bibliographical references ER -