1. Google to end health records service after it fails to attract users;Lohr,2011
2. Shopping for health software, some doctors get buyer's remorse;Schwartz,2010
3. Why health care information systems succeed or fail;Heeks,1999
4. Evaluating computerised health information systems: hard lessons still to be learnt;Littlejohns;Br Med J,2003
5. Electronic health record use and the quality of ambulatory care in the United States;Linder;Arch Intern Med,2007