title: From observation to evidence of effectiveness: the haphazard route to finding out if a new intervention works.
authors: Health and Social Care Institute, Teesside University, Middlesbrough, UK.
authors: Helen Hg
authors: HH
authors: Handoll
authors: Nigel Ca
authors: NC
authors: Hanchard
mesh_terms: D002102:Cadaver; D004059:Diffusion of Innovation; D055317:Evidence-Based Practice / Q000379:methods*; D006801:Humans; D007103:Immobilization / Q000379:methods*; D019370:Observation / Q000379:methods*; D020127:Recovery of Function; D012196:Review Literature as Topic; D012399:Rotation; D012783:Shoulder Dislocation / Q000628:therapy*; D016896:Treatment Outcome