Objective: To compare injury risk in elite football played on artificial turf compared with natural grass. Design: Prospective two-cohort study. Setting: Male European elite football leagues.
Every year, billions of birds migrate north in the spring and south in the fall, the majority of them flying at night, navigating with the night sky. However, as they pass over big cities on their way ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results