TY - BOOK AU - Zerar Salem Saied Almalhouf AU - Alaa Aboela , AU - Mona Ahmed Mahmoud , TI - Stress analysis induced by different retainer used in kennedy class II modification 2 with pier abutment / PY - 2012/// CY - Cairo : PB - Zerar Salem Saied Almalhouf , KW - Pier abutmen KW - Retainers KW - Stress N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Prosthodontics; Issued also as CD N2 - This study aimed to evaluate the effect of two direct retainer design on the stresses transmitted to the supporting structures of unilateral distal extension base with two modification space . Two models will be classified as following : The model will be provided with partial denture combination cast metal framework retained by RPI clasp design and occlusal rest on abutment ER -