| http://www.w3.org/ns/prov#value | - However, the subgroup of those occupationally at risk compared to other population groups was more aware of possible sequelae of HB such as liver cancer, liver cirrhosis or liver failure (table ???(table33).Unprotected sexual intercourse was recognised as a risk factor more frequently in target groups for HB vaccination than in other participants (75.6% vs. 50.8%, p < 0.05), whereas needle sharing
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