[1]
Schnell, R., Noack, M. and Torregroza, S. 2017. Differences in General Health of Internet Users and Non-users and Implications for the Use of Web Surveys. Survey Research Methods. 11, 2 (Aug. 2017), 105-123. DOI:https://doi.org/10.18148/srm/2017.v11i2.6803.