@article{290073,
      recid = {290073},
      author = {Gray, J. A. Muir},
      title = {Evidence-based healthcare [electronic resource] /},
      publisher = {Churchill Livingston,},
      address = {Edinburgh ;},
      pages = {1 online resource (xxix, 444 p.) :},
      year = {2001},
      url = {http://library.usi.edu/record/290073},
}