@article {liu2009search,
	title = {To search is to believe? A comparative study of health information use by internet users},
	journal = {Proceedings of the American Society for Information Science and Technology},
	volume = {46},
	number = {1},
	year = {2009},
	pages = {1{\textendash}5},
	publisher = {Wiley Subscription Services, Inc., A Wiley Company Hoboken},
	author = {Chang Liu and Ying-Hsang Liu and Tao Xu}
}
