Right to Die - Intention and Implementation

The Terminally Ill Adulkts (End of Life) Bill is proceeding through Parliament and will probably become law shortly. But is there longevity in the safeguards or will the UK follow international experience and liberalise the laws further? Do disabled people have reason to fear its liberalisation and will the availability of Assisted dying lead to reduction in the quality of care for terminally ill and chronically sick people?