lunedì 31 marzo 2014

NYT Science: Fewer Helmets More Deaths

Fewer Helmets, More Deaths
By ALASTAIR DANT and HANNAH FAIRFIELD

More states are being pressured to repeal their universal motorcycle helmet laws. But when those laws are changed, the number of fatalities starts to rise immediately.

Published: March 31, 2014 at 4:00AM

via NYT Science http://ift.tt/1jsNe7c