<prompt> All the following are at-risk groups meriting Hepatitis B vaccination in low endemic areas EXCEPT-Patients on chronic hemodialysisDiabetics on insulinMedicalnursing personnelPatients with chronic liver disease  <response>: high prevalence of hepatitis B in ceain locality and dialysis units, together with the recent discovery of occult hepatitis B infection, vaccination of non-immune clinical staff and renal patients preferably before the development of advanced renal failure appears paicularly impoant in the control of HBV Ref Davidson edition23rd pg874 