But the survey, put out by the Online Publishers Association, an industry trade group, also shows that a relative handful of businesses benefit from these purchases and that advertising remains the overwhelming source of income for supporting digital content.
However, in spite of this support, many students in introductory computer science courses still find programming to be an overwhelming source of frustration.
The overwhelming source of carbon dioxide is the burning of oil, coal and other fossil fuels.
The overwhelming source of HIV infection in young children is mother-to-child transmission.
The most significant contributors to cancer risk were mobile sources such as on-road vehicles, airplanes, and trains, with diesel emissions an overwhelming source of pollution.
An overwhelming proportion of participants discussed experiencing emotional difficulties throughout pregnancy and extending into motherhood, with husbands frequently emerging as the predominant source of support for women.
Source of support: The Canadian Foundation for Dietetic Research.
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