@misc{indiciae24a1dac6d620, title = {Using Internet services to generate a research sampling frame.}, author = {S L Chen and J R Effler and A L Roche}, year = {2001}, doi = {10.1046/j.1442-2018.2001.00066.x}, url = {https://pubmed.ncbi.nlm.nih.gov/11882173/}, note = {Source identifier: 11882173} }