1. Statistics Canada2014-08-01Internet use by individuals, by type of activityhttp://www.statcan.gc.ca/tables-tableaux/sum-som/l01/cst01/comm29a-eng.htm6RVRprSzc
2. Office for National Statistics2014-08-01Statistical bulletin: Internet access--households and individuals, 2013http://www.ons.gov.uk/ons/rel/rdit2/internet-access---households-and-individuals/2013/stb-ia-2013.html6RVTe4p0x
3. Health information seeking by parents in the Internet age
4. Use of the Internet by parents of paediatric patients