>= ~5 Sv in an acute dose is generally fatal, but a man named Albert Stevens was injected with a small dose of plutonium in a human radiation experiment, and su

>= ~5 Sv in an acute dose is generally fatal, but a man named Albert Stevens was injected with a small dose of plutonium in a human radiation experiment, and suffered a net dose of 64 Sv over a 21 year period before dying of heart disease. [1] [1] https://en.wikipedia.org/wiki/Albert_Stevens https://en.wikipedia.org/wiki/Albert_Stevens