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pro vyhledávání: '"Shaohua Sean Hu"'
Publikováno v:
Bulletin of the World Health Organization, Vol 88, Iss 11, Pp 799-799 (2010)
Externí odkaz:
https://doaj.org/article/5b6f443529604977a76665e5096be93d
Publikováno v:
BMC Medical Research Methodology
Background In recent years response rates on telephone surveys have been declining. Rates for the behavioral risk factor surveillance system (BRFSS) have also declined, prompting the use of new methods of weighting and the inclusion of cell phone sam
Publikováno v:
Bulletin of the World Health Organization. 88:799-799
Random-digit-dial telephone sampling of households with landline telephones has been a popular tool for conducting surveys of the population in the United States of America (USA) in the past several decades. These surveys have provided a cost-efficie