I would be eternally grateful if someone can supply pdfs of these two
articles, both from the same issue of Spine Journal:

Dreyfuss PH, Dreyer SJ; NASS.
 Lumbar zygapophysial (facet) joint injections.
Spine J. 2003 May-Jun;3(3 Suppl):50S-59S. Review.
PMID: 14589218 [PubMed - indexed for MEDLINE]

Weinstein SM, Herring SA; NASS.
 Lumbar epidural steroid injections.
Spine J. 2003 May-Jun;3(3 Suppl):37S-44S. Review.
PMID: 14589216 [PubMed - indexed for MEDLINE]

Thank you in advance,

Valerie G. Rankow, MLS
Medical Library Director
Brookhaven Memorial Hospital Medical Center
Patchogue, New York 11772
"I have always imagined that paradise
will be a kind of library." -Jorge Luis Borges