21 “if in doubt, sit them out” 4.  GUIDELINES IN AUSTRALIAN SPORTING ORGANISATIONS Given the increasing awareness of sport-related concussion and the associated community concern about this condition, many sporting organisations have developed their own guidelines for its management. These guidelines are constantly evolving through ongoing review. There is a high degree of congruency and alignment across the various sporting organisations, supported by the latest scientific evidence on concussion diagnosis and management. Readers should refer to sport-specific websites for further information. Australian Football League aflcommunityclub.com.au/index.php?id=66 Australian Rugby Union http://www.aru.com.au/runningrugby/PolicyRegister/ConcussionProcedureManagement.aspx Basketball Australia http://www.basketball.net.au/wp-content/uploads/2014/05/Concussion-Guideline.pdf Boxing Australia http://www.boxing.org.au/documents/aiba-rules--regulations/ Football Federation Australia http://www.myfootballclub.com.au/index.php?id=201 National Rugby League http://www.nrl.com/About/ReferenceCentre/ManagementofConcussioninRugbyLeague/tabid/10798/ Default.aspx Olympic Winter Institute of Australia http://www.owia.org/uploads/3/9/6/0/39609871/owia_concussion_policy_with_appendix_a-g_ v1_2015_12_16.pdf