The Care and Support Minister Norman Lamb has said that is is "absolutely essential" that "teething problems" with the NHS 111 helpline are sorted out.
"It's really important people come forward if they've had bad experiences so that we can address those problems directly.".
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Run by the NSPCC the helpline allows employees in any sector to raise concerns anonymously.
PM used a speech in Hamburg to say that the UK will not 'pull up the drawbridge and retreat from the world' but Europe must change.
It is set to remain unsettled into Saturday, becoming drier on Sunday.