[adavies42]

i'd also point out that it was the 50's and they were probably all smokers....

[derleth]

> i'd also point out that it was the 50's and they were probably all smokers....

So were millions of other people, none of whom were subjected to that level of ionizing radiation. It's relatively easy to control for factors like that.

[ams6110]

but did they? There's no mention of that in the story.