http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Current asthma prevalence by weight status among adults
National Center for Health Statistics (U.S.)
1 online resource (7 pages) : color illustrations.
by Lara J. Akinbami and Cheryl D. Fryar.
Includes bibliographical references (page 7).
National Health and Nutrition Examination Survey (U.S.)
National health statistics reports ; no. 239