RT Journal Article SR Electronic T1 Commentary on “The effect of protective headgear on head injuries and concussions in adolescent football (soccer) playersThe effect of protective headgear on head injuries and concussions in adolescent football (soccer) players” JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 115 OP 115 VO 42 IS 2 A1 Faras H AbuZeyad YR 2008 UL http://bjsm.bmj.com/content/42/2/115.abstract AB