Sentence examples for exposure has occurred from inspiring English sources

One category of radiation-measurement devices indicates the presence of ionizing radiation only after the exposure has occurred.

Do not release a bat found in a building until it has been confirmed through Public Safety that no exposure has occurred.

These concerns mean that Cipro should be used for anthrax prevention only when exposure has occurred, said Dr. David C. Hooper, chief of the infection control unit at the Massachusetts General Hospital in Boston.

Few people know that if HIV exposure has occurred, drugs, to be taken soon after exposure, are available to reduce the risk of actual infection.

With the expanded recognition of the disease across the continental United States, it is also likely that substantial human exposure has occurred.

Urinary metabolites can usually be measured up to several days after an exposure has occurred.

The researchers said this was probably because most efforts to curtail smoke exposure had occurred in workplaces and public spaces, not the home.

It is also possible that sub-clinical exposure had occurred during the year, which boosted the antibody response.

During this time period, several changes to population Pb exposure have occurred.

However, 25 were born outside Norway possibly implying that TB exposure had occurred abroad.

Placentae were obtained from nonsmoking women 4 to 5 years after the exposure had occurred.