http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Environmental tobacco smoke exposure in children aged 3-19 years with and without asthma in the United States, 1999-2010
National Center for Health Statistics (U.S.)
1 online resource (7 pages) : color illustrations.
Title from title screen (viewed on Jan. 9, 2014).
Includes bibliographical references (page 7).