GPDA director Carlos Sainz pointed to Jack Doohan's free practice crash as a clear example of why F1 should revise the rules.

Again, like the above-mentioned CB-F Concept, the new bike gets its engine from a previous-generation CBR1000RR, although the ...

Japan; h-hirataclin.medic.mie-u.ac.jp Objectives: To investigate the incidence and pattern of injuries, relative risks, and factors affecting incidence among elite motorcycle competitors in Japan.