TY - BOOK AU - Maie Ismaiel Mohammed Fathy AU - Mahmoud Ibrahim Elrefaai , AU - Mona Darhous , AU - Mushira Dahaba , TI - Clinical and radiographic evaluation of single flap approach compared to modified widman flap in treatment of intrabony defects / PY - 2011/// CY - Cairo : PB - Maie Ismaiel Mohammed Fathy , KW - Intrabony defects KW - Modified widman flap KW - Single flap approach N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Periodontology; Issued also as CD N2 - Periodontitis is a multi-factorial disease with the primary etiologic factor is specific invasive oral pathogens that colonize dental plaque biofilms on the tooth root surface. Chronic periodontitis is the most common form of periodontal diseases and is manifested clinically as bleeding on probing, loss of the CAL, alveolar bone resorption, periodontal pocketing, gingival recession, increased mobility, and tooth drifting or exfoliation ER -