Medical informatics is a new field that combines information technology and clinical medicine to improve medical care, medical education and medical research. With over 1,000 references, this extensively updated second edition will serve as a practical guide for understanding the field of Medical Informatics. Topics covered include: Overview of Medical Informatics, Electronic Health Records, Interoperability, Patient Informatics, Online Medical Resources, Search Engines, Mobile Technology, Evidence Based Medicine, Clinical Practice Guidelines, Pay for Performance, Disease Management and Disease Registries, Patient Safety, Electronic Prescribing, Telemedicine, Picture Archiving and Communication Systems, Bioinformatics, Public Health Informatics, E-research, and Emerging Trends