[Rockville, Md.] : [U.S. Dept. of Health and Human Services, Agency for Health Care Policy and Research], [1997?]
Physical Details
1 electronic text : HTML file
data file
OCLC
ocm76702221
Mode of access: Internet from the Agency for Healthcare Research and Quality web site. Address as of 11/20/06: http://www.ahrq.gov/consumer/spanhyst/hster1.htm; current access available via PURL.