The health benefits of cycling outweigh the safety risks by a factor of 20 to one.
Hillman, M., 1992
in Cavill, N., and Davis, A., 2007, Cycling & Health: What's the evidence, Cycling England
The health benefits of cycling outweigh the safety risks by a factor of 20 to one.
Hillman, M., 1992
in Cavill, N., and Davis, A., 2007, Cycling & Health: What's the evidence, Cycling England