A Hassan Abdalla Elsayed Awadalla creator Elham Mostafa Mohammed Fawzi Supervisor Fayez Mohammed Hassaan Supervisor ua Cairo Hassan Abdalla Elsayed Awadalla 2008 eng Eng 122Leaves : charts , facsimiles ; 30cm Participants were instructed to use standardized tooth brush and fluoridated dentifrices twice daily , they were also asked to rinse with a 20ml of chlorhexidine mouth rinse for two minutes twice daily for two wrrks every three months Hassan Abdalla Elsayed Awadalla ; Supervised Fayez Mohammed Hassaan , Elham Mostafa Mohammed Fawzi Thesis(M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Operative Dentistry Issued also as CD Economic Intervention Socio http://172.23.153.220/th.pdf http://172.23.153.220/th.pdf EG-GiCUC 090108 20250223025726.0 eng