00384nas a2200145   4500000000100000008004100001260003100042100001700073700001500090700001400105700001300119245009200132300000800224050000600232       2006                            d  aAmsterdam, The Netherlands1 aRefshauge K.1 aMcAuley J.1 aKamper S.1 aMaher C.00aMeta-analysis of exercise for chronic low back pain. Amsterdam International Forum VIII  a183  aN