Center for Studies of Information Resources Wuhan University Wuhan 430072 ChinaSchool of Information Management Wuhan University Wuhan 430072 China;
Center for Studies of Information Resources Wuhan University Wuhan 430072 ChinaSchool of Information Management Wuhan University Wuhan 430072 China;
Center for Studies of Information Resources Wuhan University Wuhan 430072 ChinaSchool of Information Management Wuhan University Wuhan 430072 China;
School of Information Management Central China Normal University Wuhan 430079 China;
Knowledge integration; Interdisciplinary research; Citation contexts; eHealth; Knowledge content;