10. Harrison’s Principles of Internal Medicine
Price: $249.99
Up next in our list of top 13 best, most expensive apps for iPhone in 2017 is the app that can be considered as the best iPhone app for students of medicine or doctors themselves since it contains so many relevant info and data. This is the new, 19th edition, and it provides a highly relevant content related to disease pathogenesis, clinical trials, current diagnostic methods and imaging approaches, evidence-based practice guidelines, and many other useful things.
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