TY - JOUR AU - Kuhn, KA; Giuse, DA; Lapao, L; Wurst, SH TI - Expanding the scope of health information systems - from hospitals to regional networks, to national infrastructures, and beyond JO - Methods Inf Med IS - 04 VL - 46 PY - 2007 DO - 10.1160/ME9058 L3 - PubMed-ID: 17694247 SP - 500 EP - 2. ER -