1. Department of Information Management & Institute of Healthcare Information Management; National Chung Cheng University; No. 168, Sec. 1, University Rd., Min-Hsiung Township Chia-yi County 621 Taiwan, ROC
2. University of Hawaii at Manoa, Information and Computer Sciences Department; Library & Information Science Program; HL 3C, 2550 McCarthy Mall, Honolulu Hawaii 96822