@article{156348,
      url = {http://library.usi.edu/record/156348},
      title = {Semiannual report : data from the Drug Abuse Warning  Network.},
      publisher = {U.S. Dept. of Health and Human Services, Public Health  Service, Alcohol, Drug Abuse, and Mental Health  Administration, National Institute on Drug Abuse, Division  of Epidemiology and Statistical Analysis,},
      recid = {156348},
      pages = {v. ;},
      address = {Rockville, Md. :},
      year = {1984},
}