How Are Computer and Online Resources Enhancing Printed Books as a Source

How are computer and online resources enhancing printed books as a source of information about drugs? (Select all that apply. )

A) Web-based physicians can diagnose patient conditions and prescribe medication over the Internet.
B) Tablet computers and smart phones may be used for medication information databases.
C) Some publishers have apps that can be downloaded to smart phones.
D) Websites such as WebMD have decision trees whereby patients can identify their own health condition and determine appropriate treatment and medication.
E) Older editions of textbooks have been placed in the public domain and are useful for information about medications and drug interactions.