Any patient can make a complaint about the care they have received or the way they have been treated by NHS staff and organisations.

BBC: How the NHS deals with complaints

However, he said the group did not make an official complaint about his conduct.

BBC: Richard Williams

The point the lawyer was trying to make was to assert that the complaint about Fannie was based only on hindsight.

FORBES: Magazine Article

Mr Hutchinson said he would make an official complaint to the Police Ombudsman about his treatment after going to hospital.

BBC: News Online

They arrived early, keeping their voices down and working quickly to make up for lost time, nervous in case there was a complaint about their not returning sooner.

NEWYORKER: The Woman of the House