Number of items at this level: 2.
Schnell, Rainer and Torregroza, Sabrina and Noack, Marcel
Differences in General Health of Internet Users and Non-users and Implications for the Use of Web Surveys.
In: NCRM Research Methods Festival 2016, 5th - 7th July 2016, University of Bath.
Using skype in qualitative interviews with young people.