Gladys Richards' daughters, Gillian Mackenzie and Lesley O'Brien, have campaigned for several years for a full inquest to be held into her death.
Mrs Mackenzie, 79, of Eastbourne, East Sussex, has questioned during the Portsmouth inquest whether the medical staff operated a policy of euthanasia and has accused the staff of "condemning" her mother to death through the palliative medication prescribed.
More top news
A school in Sussex has been chosen to pilot a new type of 'first aid' training for children's mental health
Tuesday night's weather for the west of the region
Tuesday night's weather for the east of the region