Identification should include 

See consensus statement on concussion in sport (http://bjsm.bmj.com/content/51/11/838) from the International Conference on Concussion in Sport, Berlin, 2016.
See NATA position statement on concussion in sport (https://www.nata.org/sites/default/files/MgmtOfSportRelatedConcussion.pdf). 

Process/Skill Questions: