https://www.ssa.gov/policy/docs/ssb/v66n2/v66n2p7.html
An Overview of the National Survey of SSI Children and Families and Related Products
Social Security Administration Research, Statistics, and Policy Analysis
the national surveychildren and families
https://www.natsal.ac.uk/
NATSAL – The National Survey of Sexual Attitudes and Lifestyles
Fieldwork for the main Natsal-4 survey is now complete and no further interviews are being carried out at this point. We are currently conducting a follow-up...
the national surveysexual attitudeslifestyles
https://ec.msvu.ca/items/fa289ed6-2b2c-4683-b770-f9b8ed34a960/full
The National Survey of Nonprofit and Voluntary Organizations
the national surveynonprofitvoluntaryorganizations