seroresponse to the full three - dose of the hepatitis b vaccine (engcrix-b) was studied in 138 medical and paramedical staff from tehran. the vaccine was found to be highly immunogenic. seroconversion rales, scroprotecthn rates and geometric mean titer were found to be 98.$%, 90% and 902.$ mlu/ml, respectively. tills is the first report of sero-rcsponse in normal iranian subjects to the hepati...