@article{172203,
      author = {Frohlich, Edward D.,},
      url = {http://library.usi.edu/record/172203},
      title = {Essential hypertension /},
      publisher = {W.B. Saunders,},
      recid = {172203},
      pages = {xviii, p. 785-1049 :},
      address = {Philadelphia, PA. :},
      year = {1987},
}