http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Emergency department visits for influenza and pneumonia
National Center for Health Statistics (U.S.)
1 online resource (7 pages, 1 unnumbered page) : color illustrations.
Loredana Santo, Susan M. Schappert, and Jill J. Ashman.
GPO Cataloging Record Distribution Program (CRDP).
Includes bibliographical references (page 7).
National Hospital Ambulatory Medical Care Survey (U.S.)