@misc{indiciaeda577c6f04e7, title = {Does sampling using random digit dialling really cost more than sampling from telephone directories: debunking the myths.}, author = {Baohui Yang and Margo Eyeson-Annan}, year = {2006}, doi = {10.1186/1471-2288-6-6}, url = {https://pubmed.ncbi.nlm.nih.gov/16504117/}, note = {Source identifier: 16504117} }