1984-1989 residency training in preventive medicine and occupational health - department of preventive medicine .faculty of medicine -alexandria university .research in pulmonary functions impairment among fire fighters in alexandria city exposed to occupational hazards ..........................................1992 fellowship training in occupational health at finnish institute of occupational health helsinki finnland in the followings departments occupational respiratory diseases and occupational asthma- nurotoxicology- ergonomics-chemical emergencies-environmrntal and biloigical monitoring |