00409pab a2200121 454500008004000000100001500040245014900055260000900204300001400213650002000227700001400247773002600261180718b2002   xxu||||| |||| 00| 0 eng d  aBate, S.P.  aKnowledge management and communities of practice in the private sector: lessons for modernizing the national health service in England and wales  c2002  ap.643-63.  aHealth services  aRobert G.  aPublic Administration