TY - BOOK AU - Elsayed Moustafa Fadl Fathelbab AU - Atef Elshehat , AU - Fahmy Abdelsalam , AU - Khaled Elgaaly , TI - Detection of early changes in epithelum and salivary PNI among smokers / PY - 2012/// CY - Cairo : PB - Elsayed Moustafa Fadl Fathelbab , KW - Early changes KW - Epithelium KW - Salivary PNL N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Periodontology; Issued also as CD N2 - The present study aims to compare the cytological changes of exfoliated epithelial cells taken from different oral sites of smokers and non-smokers patients and to compare the polymorph nuclear leucocytes obtined from salivary samples of the studied groups. A total of 200 patients selected from the out patient clinic of the Department of Oral Medicine, Faculty of Oral and Dental Medicine UR - http://172.23.153.220/th.pdf ER -