00349nas a2200145   4500000000100000008004100001260001600042100001400058700001500072700001400087700001200101700001400113700001300127245006300140       2009                            d  aBoston, USA1 aOstelo R.1 aHancock M.1 ade Vet H.1 aKnol D.1 aKamper S.1 aMaher C.00aReliability and validity of global perceived effect scales