@article{,
      note = {Distributed to some depository libraries in microfiche.},
      url = {http://library.usi.edu/record/253689},
      title = {The vaccine vacuum : what can be done to protect seniors?  : hearing before the Special Committee on Aging, United  States Senate, One Hundred Seventh Congress, first session,  Portland, OR, May 30, 2001.},
      publisher = {U.S. G.P.O. :},
      number = {Serial no. 107-7 (United States. Congress. Senate. Special  Committee on Aging)},
      recid = {253689},
      pages = {iii, 159 p. ;},
      address = {Washington :},
      year = {2001},
}