http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Ambulatory Medical Care Survey, United States, 1977
National Ambulatory Medical Care Survey (U.S.)
Office of Health Research, Statistics, and Technology.
National Center for Health Statistics (U.S.)
[prepared by Hugo Koch and Raymond O. Gagnon].
Title from title screen (viewed Nov. 13, 2012).
Advance data from vital and health statistics of the National Center for Health Statistics ; no. 53