Acute Pain Service Management System: The successful experience of the hospital computerization and utilization of Personal Digital Assistant. - Yung-Lung Lee; Tien-Hsiung Ku; Hung-Shan Wu; Ji-Leih Wu; Shu-Fen Yang; Jinn-Sheng Huang; Shu-Chia Hsu; Shang-Yu Yang (AMIA, 2005)