@article{467866,
      recid = {467866},
      author = {O'Quigley, John.},
      title = {Proportional hazards regression [electronic resource] /},
      publisher = {Springer,},
      address = {New York :},
      pages = {xvii, 542 p. :},
      year = {2008},
      url = {http://library.usi.edu/record/467866},
}