B) Selected patients and patients contacts:
Patients and staff in hemodialysis units and hematology/oncology units
Patients requiring frequent and/or large-volume blood transfusion or clotting factor concentrates
Residents and staff of institutions for the mentally handicapped
Household and other intimate contacts of people with persistent hepatitis B antigen
in their blood
Certain military personnel
Morticians and embalmers
Blood bank and plasma fractionation workers
People at increased risk of the disease due to their sexual practices (e.g., people
who repeatedly contract sexually transmitted disease; homosexually active males; female prostitutes.)
Users of illicit injectable drugs.