Advisor :Dr. May Massoud, Associate Professor,Department of Environmental Health--Committee Members :Dr. Rima Nakkash, Assistant Professor, Department of Health Promotion and Community Health, Dr.Wijdan Ramadan,Assistant Professor, School of Pharmacy, Lebanese American University.
Thesis, (M.Sc)--American University of Beirut, Department of Environmental Health, Faculty of Health Sciences, A.U.B.
Includes bibliographical references (leaves 48-52)