circulate

Of all human-infecting pathogens, measles has the highest basic reproduction number; that is, the average number of people who will be infected by a single case in a freely circulating population.

It was quickly circulated online and used to support anti-vaccine conspiracies and misinformation.

The review rejected its approach of circulating the names of requesters who had asked the same questions of several departments – a so-called round robin requester – to help it coordinate similar responses.

When reports of an infected Orange County infant carrying measles through Los Angeles International Airport began to circulate Friday, that curiosity turn to panic in some households.

Reports of Mr Anderson's capture first came to light after a video circulated online showing a man identifying himself while being captured.