Research article
Sampling and coverage issues of telephone surveys used for collecting health information in Australia: results from a face-to-face survey from 1999 to 2008
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* Corresponding author: Eleonora D Grande eleonora.dalgrande@health.sa.gov.au
BMC Medical Research Methodology 2010, 10:77 doi:10.1186/1471-2288-10-77
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