What seemed to be needed was a statement from medical authority.

I have just received a report directly from the medical authorities.

Medical authorities said 8 to 10 people an hour were dying at the city's hospitals.

This led to an investigation by the medical authorities, who got nowhere with the doctor, so they called in the police.

What would his government say if they discovered that he had not even consulted the medical authorities?

The victim is said by the medical authorities to have 46 personalities.

Many medical authorities warn against paying too much attention to these reports.

The American medical authorities became concerned that the foreign schools had lower admission and teaching standards.

The findings raise a question of national policy because medical authorities want the nation as a whole to lower cholesterol levels.

The medical authorities quickly enough put a name to this affliction.