Inaccuracy of FHSA registers: help from electoral registers.

The inaccuracy of family health services authority (FHSA) registers has important implications for the breast and cervical screening programmes.'`3For example, 35% of breast screening invitations in south east London did not reach the women they were intended for.'Although the problem is widely recognised, there has been little discussion on how the registers can be used more effectively, though one approach is to use them in combination' with the electoral register.4