The humans would have to remain on one of the smaller worldlets for several weeks before the radiation dosage would give them problems.

Data using the lower radiation dosages are available for only the past 10 years.

A unit of radiation dosage, the 'roentgen', was not defined until 1928, and it took time for it to be universally accepted.

Those include his best friend, a cleanup worker whose skin was burned from a radiation dosage 15 times the minimally safe standard.

Even before free fall causes irreversible changes in us, we'll have exceeded a safe radiation dosage.

In contrast, diagnostic x-rays are usually a small fraction of a rad, which is a unit of radiation dosage.

By counting the number of rings present in the DNA solution, the "biologically significant" radiation dosage can be determined.

Next, Madalyn targeted their technique for determining radiation dosages.

If radiation dosage were heavy enough, this was one effect the drugs couldn't counter.

Doctors try to protect normal cells by limiting the radiation dosage and spreading treatment out over time.