The Use of Social Media in Public Health Surveillance
Western Pacific Surveillance and Response Journal,
Social media are broadly understood as a set of online activities that facilitate interpersonal communication, information sharing, collaboration or crowdsourcing among online users. They have become a global phenomenon with over two thirds of worldwide adult Internet users being active on social networking sites in 2014.1
Fung, Isaac Chun-Hai, Zion Tsz Ho Tse, King-Wa Fu.
"The Use of Social Media in Public Health Surveillance."
Western Pacific Surveillance and Response Journal,, 6 (2): 3-6.