+ PGA Eurpean Tour - http://europeantour.com

+ The National Sports Medicine Institute of the UK- http://www.nsmi.org.uk

+ European Guidelines on Resuscitation - http://www.resus.org.uk/

+ British Journal of Sports Medicine - http://www.bjsportmed.com

+ British Institute of Musculoskeletal Medicine - http://www.bimm.org.uk