Computer briefs: time to upgrade your old operating system?
Ackerman
Michael J
MJ
National Library of Medicine, Building 38A, Room Bln-30, 8600 Rockville Pike, Bethesda, MD 20894, USA. ackerman@nlm.nih.gov
D000555:Ambulatory Care Information Systems; D004526:Efficiency; D006801:Humans; D011216:Practice Management, Medical; D012985:Software Design; D014481:United States