@article{720435,
      author = {Pai, Ramdas, and Varadarajan, Padmini,},
      url = {http://library.usi.edu/record/720435},
      title = {Echocardiography board review 500 multiple choice  questions with discussion / [electronic resource] :},
      recid = {720435},
      pages = {1 online resource (283 pages)},
}